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MSRP:
$125,850
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$119,850
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$393 w
$124,850.00 x 84 months @ 3.99% APR with $0.00 down payment (5.25% effective rate, cost of borrowing $18,293.45). Plus HST and license.
Lease from
$587 w
$124,850.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 11.18% effective rate, cost of borrowing $17,674.74). Plus HST and licence.
6.85ft Box Length
VIN: 1GT4UXEY3TF272024
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26732
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

Experience pure elegance and power with the 2026 GMC Sierra 2500HD Denali Ultimate. This striking truck in Black with a capable 4×4 drivetrain is designed for those who demand impeccable handling and assurance on and off the road.

The exterior of this Sierra exudes authority with its bold Black color. Inside, the spacious cabin in Tan is adorned with leather seats and high-end materials that exude luxury and comfort at every turn. From alloy wheels that make heads turn to the distinctive running boards, every detail adds to its imposing character.

Stay connected and comfortable with advanced technology features like a state-of-the-art navigation system, a heads-up display, and a crystal clear backup camera. Safety is paramount with features such as lane assist, adaptive cruise control, and parking sensors. The vehicle also provides smart device integration and a wi-fi hotspot for seamless connectivity.

If you’re a driving enthusiast or someone seeking a workhorse that doesn’t compromise on luxury, this Sierra 2500HD Denali Ultimate is crafted just for you. Get in touch with our dealership today to learn more and experience this extraordinary truck firsthand.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$131,965
  • $1000 Truck Trade Bonus -$1,000
MacMaster Deal
$130,965
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$413 w
$130,965.00 x 84 months @ 3.99% APR with $0.00 down payment (4.01% effective rate, cost of borrowing $19,189.44). Plus HST and license. OAC.
Lease from
$488 w
$130,965.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, estimated lease rate, cost of borrowing $33,713.56). Plus HST and licence.
8.19ft Box Length
VIN: 1GT3UME72TF115487
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    White
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26130
  • Fuel Type
    Gasoline
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Regular Cab Long Box in White with a robust 4×4 drivetrain is designed to handle any terrain you throw its way. This new truck is engineered for those who need reliable power and outstanding performance.

The exterior showcases a classic yet commanding presence, enhanced by heated mirrors and running boards for added convenience. Step inside to find a sleek Black interior, where functionality meets comfort. Every detail is crafted with your needs in mind, from easy-to-read controls to premium seating.

Stay connected and secure with cutting-edge technology that includes a Bluetooth connection, smart device integration, and a wi-fi hotspot. Navigate confidently with a built-in navigation system and cruise safely using lane assist and other advanced driver assistance technologies.

Ideal for professionals seeking a dependable workhorse with modern amenities, this Sierra 2500HD is ready for all your tasks. Contact us today for more details or to schedule a viewing of this exceptional truck.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$83,755
  • $1000 Truck Trade Bonus -$1,000
MacMaster Deal
$82,755
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$269 w
$82,755.00 x 84 months @ 4.99% APR with $0.00 down payment (5.02% effective rate, cost of borrowing $15,332.17). Plus HST and license. OAC.
Lease from
$335 w
$82,755.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, estimated lease rate, cost of borrowing $20,252.71). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive SLT
VIN: 1GT4UNEY3TF251551
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26640
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD SLT Crew Cab Standard Box 4-Wheel Drive SLT in a striking Black exterior and interior color is the epitome of power and class. This 4×4 truck provides excellent handling for all your driving needs, whether it's hauling heavy loads or navigating rugged terrains.

The exterior boasts a commanding presence, highlighted by sleek alloy wheels and practical running boards that add both style and function. The interior, with its luxurious Black leather seats that are heated for comfort, offers a welcoming atmosphere. The spacious cabin is designed for both work and relaxation.

Equipped with state-of-the-art technology, this vehicle features a navigation system, a backup camera, a wi-fi hotspot, and smart device integration to keep you connected wherever you go. Safety is paramount with lane assist, heated mirrors, and a heated steering wheel to ensure confident driving in any condition.

This truck is perfect for those who value a balance between utility and luxury. Ready to elevate your driving experience? Contact our dealership for more details and to arrange your test drive today!

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$109,125
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 4SA
    -$5,000
MacMaster Deal
$103,125
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$341 w
$108,125.00 x 84 months @ 3.99% APR with $0.00 down payment (5.45% effective rate, cost of borrowing $15,842.84). Plus HST and license. OAC.
Lease from
$407 w
$108,125.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.34% effective rate, cost of borrowing $27,665.01). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREY7TF255870
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26654
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Denali Crew Cab Standard Box 4-Wheel Drive is presented in a striking black exterior, embodying a blend of rugged capability and luxurious design. With a dependable 4x4 drivetrain, this truck handles varying terrains effortlessly, making it perfect for both work and leisure.

The exterior black color is complemented by the equally stylish black interior, featuring premium leather seats that promise both comfort and sophistication. This model includes an array of luxurious touches such as heated and cooled front seats, heated rear seats, and a heated steering wheel, ensuring optimal comfort during any drive. Eye-catching and functional running boards add to the ease of access.

The Sierra Denali comes packed with modern technology features that enhance your driving experience. Stay connected with features like a Wi-Fi hotspot, smart device integration, and a navigation system, all easily controlled through intuitive interfaces. Safety is at the forefront with driver assistance technologies like lane assist, adaptive cruise control, parking sensors, and a backup camera that provide added peace of mind on the road.

This truck is tailored for those who desire power without compromising on luxury, making it an ideal choice for anyone from busy professionals to adventurous families. If you're looking for a vehicle that combines strength with sophistication, contact our dealership today to schedule a personalized viewing and test drive of this exceptional GMC Sierra 2500HD Denali.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$118,870
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$112,870
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$371 w
$117,870.00 x 84 months @ 3.99% APR with $0.00 down payment (5.33% effective rate, cost of borrowing $17,270.71). Plus HST and license. OAC.
Lease from
$439 w
$117,870.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.18% effective rate, cost of borrowing $30,344.73). Plus HST and licence.
6.9ft Box Length
VIN: 1GT4UPEY2TF157804
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    T26410
  • Fuel Type
    Diesel
  • Dealer Code
    BR
MSRP:
$123,059
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 4SB
    -$5,000
MacMaster Deal
$117,059
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$384 w
$122,059.00 x 84 months @ 3.99% APR with $0.00 down payment (5.28% effective rate, cost of borrowing $17,884.50). Plus HST and license.
Lease from
$1,190 bw
$122,059.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 11.29% effective rate, cost of borrowing $17,125.65). Plus HST and licence.
6.85ft Box Length
VIN: 1GT4UREY7TF253925
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Gray
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26655
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Denali in a striking Gray finish offers remarkable performance with its 4×4 drivetrain and solid handling. This new truck defines robustness and power, ready to tackle both daily commutes and more demanding tasks with ease.

The exterior exudes confidence and strength, complemented by an inviting Black interior designed for ultimate comfort and luxury. Leather seats, heated front seats, and a heated steering wheel ensure comfort during Canadian winters, while the bold styling is underscored by practical features like running boards and heated mirrors.

Technology takes center stage with a comprehensive navigation system, smart device integration, and a wi-fi hotspot. Safety is prioritized with features such as a backup camera, lane assist, and parking sensors to help ensure a secure and confident driving experience. Advanced driver-assistance systems like adaptive cruise control contribute to a safer journey.

If you're seeking a robust, luxurious truck with advanced features for work or leisure, the Sierra 2500HD Denali might just be your perfect match. Contact us today to learn more about this impressive vehicle and how it fits your needs.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$118,870
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$112,870
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$371 w
$117,870.00 x 84 months @ 3.99% APR with $0.00 down payment (5.33% effective rate, cost of borrowing $17,270.71). Plus HST and license. OAC.
Lease from
$439 w
$117,870.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.18% effective rate, cost of borrowing $30,344.73). Plus HST and licence.
6.85ft Box Length
VIN: 1GT4ULEY7TF294312
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    White
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26939
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

Introducing the 2026 GMC Sierra 2500HD Pro, a new truck in stunning white, complete with a 4x4 drivetrain that ensures exceptional handling in any Canadian weather. With its distinct presence, this Sierra comes equipped with machined aluminum wheels and rugged all-terrain tires, making it as capable on the construction site as it is cruising the city streets.

Inside, the jet black vinyl seats are both durable and stylish, featuring a front 40/20/40 split-bench with covered armrest storage and under-seat lockable storage—perfect for keeping your belongings secure. The comfort provided by the interior is further enhanced by features such as power windows and keyless entry.

The Sierra 2500HD is packed with advanced technology. The GMC Infotainment System includes a 7-inch diagonal color touchscreen, Bluetooth streaming audio, and wireless Apple CarPlay and Android Auto, ensuring every journey is as entertaining as it is efficient. Safety and driver-assistance features include a backup camera, lane assist, and LED cargo bed lighting for enhanced visibility.

This truck is ideal for professionals in need of power and reliability, or families seeking the versatility of a workhorse. With its comprehensive set of options and packages, including the X31 Off-Road Package and Convenience Package, this Sierra is equipped to handle any task. Contact MacMaster Buick GMC Inc. today to explore what makes this truck the perfect partner for your lifestyle.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$93,525
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 1SA
    -$5,000
MacMaster Deal
$87,525
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$291 w
$92,525.00 x 84 months @ 3.99% APR with $0.00 down payment (5.7% effective rate, cost of borrowing $13,557.08). Plus HST and license. OAC.
Lease from
$356 w
$92,525.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.69% effective rate, cost of borrowing $23,380.88). Plus HST and licence.
6.85ft Box Length
VIN: 1GT4UPEY2TF300556
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Silver
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26846
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD AT4 in stunning silver is the epitome of power and capability. This new Crew Cab Standard Box is equipped with a robust 4x4 drivetrain, promising unmatched handling across challenging terrains.

From its bold exterior with high gloss black aluminum wheels to the luxury of a jet black interior with Kalahari accents, this truck combines rugged appeal with sophisticated style. Enjoy the comfort of leather seats and make the most of the spacious cabin that features a premium sound system with a 13.4" diagonal touchscreen.

Technology enthusiasts will relish the advanced features packed in this truck, including a multicolor head-up display, a state-of-the-art GMC infotainment system with Google Built-In apps, and seamless wireless connectivity with Android Auto and Apple CarPlay. Safety is front of mind with features like lane assist, a rear camera mirror, and adaptive cruise control ensuring peace of mind on every journey.

Perfect for adventurers, outdoor enthusiasts, or those needing a reliable workhorse, this Sierra 2500HD AT4 is ready for anything you can throw at it. The added convenience of keyless entry, remote start, and a sunroof offer unparalleled convenience. For more details or to schedule a test drive, contact MacMaster Buick GMC Inc. today!

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$119,080
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 4SB
    -$5,000
MacMaster Deal
$113,080
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$372 w
$118,080.00 x 84 months @ 3.99% APR with $0.00 down payment (5.33% effective rate, cost of borrowing $17,301.48). Plus HST and license. OAC.
Lease from
$454 w
$118,080.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.2% effective rate, cost of borrowing $29,833.06). Plus HST and licence.
6.85ft Box Length
VIN: 1GT4UXEY4TF290354
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    White
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    T26592
  • Fuel Type
    Diesel
  • Dealer Code
    BR
MSRP:
$137,019
  • $1000 Truck Trade Bonus -$1,000
MacMaster Deal
$136,019
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$428 w
$136,019.00 x 84 months @ 3.99% APR with $0.00 down payment (4.01% effective rate, cost of borrowing $19,929.97). Plus HST and license.
Lease from
$1,279 bw
$136,019.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, estimated lease rate, cost of borrowing $19,302.68). Plus HST and licence.
MSRP:
$83,180
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 1SA
    -$5,000
MacMaster Deal
$77,180
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$259 w
$82,180.00 x 84 months @ 3.99% APR with $0.00 down payment (5.92% effective rate, cost of borrowing $12,041.29). Plus HST and license.
Lease from
$786 bw
$82,180.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 12.67% effective rate, cost of borrowing $11,601.55). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREY4TF218226
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26529
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

Introducing the 2026 GMC Sierra 2500HD Denali Crew Cab Standard Box with 4-Wheel Drive, a bold truck ready to tackle any terrain. This black powerhouse combines its 4×4 drivetrain with a robust handling system to ensure precision and control on every journey.

Its striking black exterior is complemented by sleek lines and the iconic Denali grille, providing an unmistakable presence on the road. Inside, the cabin offers an oasis of comfort and luxury with premium black leather seats that are both heated and cooled for your convenience. The automatic transmission seamlessly integrates with a powerful engine ensuring a smooth and dynamic driving experience.

Advanced technology features abound, including a navigation system and a smart device integration offering a seamless connection. Stay safe and confident with the backup camera, adaptive cruise control, lane assist, and parking sensors. For those who love the added convenience, this Denali is equipped with a wi-fi hotspot and remote start capabilities.

Ideal for those who need reliability without compromising on luxury, the Sierra 2500HD Denali is perfect for both work and leisure. Contact our dealership now to learn more and schedule a test drive.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$119,910
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$113,910
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$375 w
$118,910.00 x 84 months @ 3.99% APR with $0.00 down payment (5.32% effective rate, cost of borrowing $17,423.10). Plus HST and license. OAC.
Lease from
$443 w
$118,910.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.16% effective rate, cost of borrowing $30,612.28). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive SLT
VIN: 1GT4UNEY8TF251397
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    White
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26638
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD SLT Crew Cab Standard Box 4-Wheel Drive is a powerhouse of capabilities wrapped in a white exterior, ready for any challenge you throw at it. With robust 4x4 handling, this truck isn't just about power but also about sheer presence.

Climb up into its elevated stance with convenient running boards and you’ll discover a tastefully designed interior in sophisticated black featuring leather seating. Alloy wheels add a touch of class while resilient heated mirrors and seats, and a heated steering wheel ensure year-round comfort and efficiency.

This truck is equipped with modern technological innovations, including a cutting-edge navigation system, Bluetooth connectivity, and smart device integration to keep you in the loop. Safety is paramount with features like a backup camera, lane assist, and remote start. Enjoy entertainment and connectivity with the satellite radio and a wi-fi hotspot that keeps everyone entertained and connected on the go.

Ideal for both work and recreation, this versatile truck is perfect for those who need more out of their vehicle. Contact us today for a closer look at what the 2026 GMC Sierra 2500HD SLT can offer you in your daily drive and beyond.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$111,710
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 4SA
    -$5,000
MacMaster Deal
$105,710
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$349 w
$110,710.00 x 84 months @ 3.99% APR with $0.00 down payment (5.42% effective rate, cost of borrowing $16,221.61). Plus HST and license. OAC.
Lease from
$417 w
$110,710.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.3% effective rate, cost of borrowing $28,325.91). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREY6TF254807
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Blue
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26662
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Denali in a striking Blue exterior paired with a 4x4 drivetrain promises exceptional handling in all conditions. This new truck offers a commanding presence with its bold styling and rugged capabilities.

Step inside to find a luxurious Black leather interior brimming with high-end features. Enjoy the comfort of heated and cooled front seats, along with a heated rear seat and steering wheel, perfect for keeping you cozy during Canada's chilly winters. With air conditioning, power seats, and windows, staying comfortable and in control is effortless.

The Sierra 2500HD is designed with cutting-edge technology, including a backup camera, navigation system, and Bluetooth connection that seamlessly integrates with your smart devices. Stay connected on the road with the built-in Wi-Fi hotspot. Advanced safety features like lane assist, parking sensors, adaptive cruise control, and keyless entry with remote start put convenience and security at the forefront.

Whether you're a business owner needing a robust vehicle for daily tasks or an adventurer seeking a reliable companion for off-road experiences, the 2026 GMC Sierra 2500HD Denali is designed to exceed your expectations. Contact us today to learn more and arrange a test drive.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$119,365
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$113,365
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$373 w
$118,365.00 x 84 months @ 3.99% APR with $0.00 down payment (5.32% effective rate, cost of borrowing $17,343.24). Plus HST and license. OAC.
Lease from
$441 w
$118,365.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.17% effective rate, cost of borrowing $30,472.07). Plus HST and licence.
MSRP:
$125,850
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$119,850
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$393 w
$124,850.00 x 84 months @ 3.99% APR with $0.00 down payment (5.25% effective rate, cost of borrowing $18,293.45). Plus HST and license.
Lease from
$587 w
$124,850.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 11.18% effective rate, cost of borrowing $17,674.74). Plus HST and licence.
MSRP:
$118,229
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 4SB
    -$5,000
MacMaster Deal
$112,229
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$369 w
$117,229.00 x 84 months @ 3.99% APR with $0.00 down payment (5.34% effective rate, cost of borrowing $17,176.79). Plus HST and license.
Lease from
$1,143 bw
$117,229.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 11.41% effective rate, cost of borrowing $16,448.53). Plus HST and licence.
MSRP:
$135,500
  • $1000 Truck Trade Bonus -$1,000
MacMaster Deal
$134,500
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$424 w
$134,500.00 x 84 months @ 3.99% APR with $0.00 down payment (4.01% effective rate, cost of borrowing $19,707.40). Plus HST and license.
Lease from
$633 w
$134,500.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, estimated lease rate, cost of borrowing $19,039.73). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREYXTF196264
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26379
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Denali in a bold Black finish and equipped with a robust 4×4 drivetrain promises remarkable handling both on and off the road. Designed as a spacious truck, it effortlessly merges utility and style.

This Crew Cab Standard Box meticulously combines rugged exterior charm with luxury interior elements. The inviting Black leather interior features premium amenities such as heated and cooled seats, a heated steering wheel, and a modern navigation system. The sleek exterior is complemented by practical running boards and heated mirrors that enhance both functionality and style.

Engage with cutting-edge technology at your fingertips, featuring a comprehensive digital center with smart device integration, a Wi-Fi hotspot, and satellite radio access. Safety and driver assistance are paramount, with features like lane assist, a backup camera, parking sensors, adaptive cruise control, and more, making each drive secure and stress-free.

Perfectly suited for those who value power, comfort, and innovation, this truck is an ideal choice for drivers seeking a vehicle ready for daily tasks and adventurous endeavors alike. Contact our dealership today for more information and experience this impressive vehicle firsthand.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$121,295
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$115,295
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$379 w
$120,295.00 x 84 months @ 3.99% APR with $0.00 down payment (5.3% effective rate, cost of borrowing $17,626.03). Plus HST and license. OAC.
Lease from
$448 w
$120,295.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.14% effective rate, cost of borrowing $30,968.58). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREYXTF218330
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Silver
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26528
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

Experience the luxury and power of the 2026 GMC Sierra 2500HD Denali, finished in a stunning Silver exterior and featuring a robust 4x4 drivetrain. This new truck offers superior handling, perfect for navigating through tough terrains or simply cruising city streets with confidence.

The exterior of this Crew Cab Standard Box exudes a commanding presence, while the Black interior provides an elegant contrast and a sophisticated ambiance. Premium leather seats offer comfort and style, highlighted by heated and cooled front seats, a heated rear seat, and a heated steering wheel for ultimate comfort in any climate.

Stay connected and secure with state-of-the-art technology including a backup camera, smart device integration, and a wi-fi hotspot. Advanced safety features such as lane assist, adaptive cruise control, parking sensors, and a navigation system provide peace of mind on every journey.

This truck is ideal for the driver who values performance and luxury. Don't miss your chance to own this exceptional vehicle. Contact the dealership today for more information and to schedule a test drive.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$120,410
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$114,410
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$376 w
$119,410.00 x 84 months @ 3.99% APR with $0.00 down payment (5.31% effective rate, cost of borrowing $17,496.36). Plus HST and license. OAC.
Lease from
$445 w
$119,410.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.16% effective rate, cost of borrowing $30,740.91). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREY0TF255015
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    White
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26656
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Denali Crew Cab Standard Box 4-Wheel Drive comes in a striking white finish with 4x4 drive, ensuring robust handling and a commanding presence on the road. This new truck is not just about power; it offers a compelling blend of functionality and luxury, whether you're on an urban commute or tackling rugged terrains.

The Sierra 2500HD Denali's exterior boasts a practical and bold design, accentuated by its white color. It comes equipped with running boards for added convenience and heated mirrors to ensure clarity in all weather conditions. Step inside to find a spacious interior cloaked in sophisticated black leather. Enjoy unparalleled comfort with heated and cooled seats, and revel in the convenience of power windows and a heated steering wheel. Keyless entry provides an extra layer of convenience, making access to this truck effortlessly seamless.

Loaded with state-of-the-art technology, this Sierra is equipped with a comprehensive infotainment system that includes a navigation system, satellite radio, Bluetooth connectivity, and a Wi-Fi hotspot to keep you connected. Safety features are prioritized with adaptive cruise control, lane assist, a backup camera, and parking sensors, providing peace of mind for drivers.

This truck appeals to both adventure seekers and professionals who demand performance and a plush ride. Whether you're hauling heavy loads or taking the family on a getaway, this GMC Sierra 2500HD Denali is designed to meet your needs with unparalleled sophistication. Don't miss out on experiencing this blend of power and luxury — contact our dealership today to learn more and schedule your test drive.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$118,870
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$112,870
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$371 w
$117,870.00 x 84 months @ 3.99% APR with $0.00 down payment (5.33% effective rate, cost of borrowing $17,270.71). Plus HST and license. OAC.
Lease from
$439 w
$117,870.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.18% effective rate, cost of borrowing $30,344.73). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive SLE
VIN: 1GT4UMEY7TF104384
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26089
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD SLE Crew Cab Standard Box 4x4 in striking black is ready to tackle any challenge with its robust handling and 4-wheel drive capability. This new truck offers commanding presence and performance on any terrain.

Step into a spacious black interior that complements its bold exterior. With the combination of the advanced automatic transmission and the powerful 6.6L 8-Cyl engine, this truck ensures a smooth and dynamic driving experience. Features like air conditioning, Bluetooth connectivity, and smart device integration make every journey comfortable and entertaining.

Stay on the cutting edge of technology with a built-in navigation system, satellite radio, and a convenient Wi-Fi hotspot. Safety is paramount with driver assistance systems such as lane assist, keyless entry, and heated mirrors for enhanced visibility and control.

This truck is ideal for those looking for durability and innovative features in their vehicle. If you're searching for a truck that's as tough as it is technologically savvy, look no further. Contact the dealership today for more information, and take the next step towards owning this impressive 2026 GMC Sierra 2500HD.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$102,200
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 3SA
    -$5,000
MacMaster Deal
$96,200
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$319 w
$101,200.00 x 84 months @ 3.99% APR with $0.00 down payment (5.55% effective rate, cost of borrowing $14,828.17). Plus HST and license. OAC.
Lease from
$385 w
$101,200.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.49% effective rate, cost of borrowing $25,732.84). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali
VIN: 1GT4UREY2TF255663
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26682
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The 2026 GMC Sierra 2500HD Denali, painted in an elegant Black, offers a robust 4×4 drivetrain to tackle any terrain with confidence. This new truck combines power and precision handling, ideal for those who need strength and comfort.

The exterior of the Sierra is designed to impress with its bold stance and durable structure, perfectly complemented by running boards for ease of entry. Step inside the luxurious Black leather seats where comfort meets style. Heated and cooled front seats, along with heated rear seats, ensure a pleasant ride in any weather. The heated steering wheel adds an extra touch of luxury during colder months.

Stay connected and secure with advanced technology features such as the navigation system, backup camera, and smart device integration. The vehicle offers a suite of safety and driver assistance features including adaptive cruise control and lane assist, providing peace of mind on every journey. With features like a wi-fi hotspot and satellite radio, your journeys are sure to be entertaining and productive.

Perfect for drivers who seek a powerful and luxurious truck for work or leisure, the GMC Sierra 2500HD Denali is ready to deliver on both performance and comfort. Contact us for more details and to arrange a test drive to experience its many features firsthand.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$118,870
  • $1000 Truck Trade Bonus -$1,000
  • Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
    Required packages: 5SA
    -$5,000
MacMaster Deal
$112,870
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$371 w
$117,870.00 x 84 months @ 3.99% APR with $0.00 down payment (5.33% effective rate, cost of borrowing $17,270.71). Plus HST and license. OAC.
Lease from
$439 w
$117,870.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, 10.18% effective rate, cost of borrowing $30,344.73). Plus HST and licence.
Crew Cab Standard Box 4-Wheel Drive Denali Ultimate
VIN: 1GT4UXEY0TF145246
MSRP:
$132,975
  • $1000 Truck Trade Bonus -$1,000
MacMaster Deal
$131,975
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$416 w
$131,975.00 x 84 months @ 3.99% APR with $0.00 down payment (4.01% effective rate, cost of borrowing $19,337.43). Plus HST and license.
Lease from
$621 w
$131,975.00 x 24 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, estimated lease rate, cost of borrowing $18,682.57). Plus HST and licence.
Double Cab Long Box 4-Wheel Drive SLE
VIN: 1GT5UMEY4TF125004
  • Body Style
    Truck
  • Engine
    6.6L 8Cyl
  • Exterior Colour
    White
  • Transmission
    Automatic
  • Drivetrain
    4×4
  • Stock
    26133
  • Fuel Type
    Diesel
  • Dealer Code
    MAC

The New 2026 GMC Sierra 2500HD SLE is a robust Truck, commanding attention in its pristine White finish. With a powerful 4×4 drivetrain and renowned handling, this vehicle is engineered to conquer any terrain with ease.

The exterior showcases practical additions like heated mirrors and running boards, blending functionality with its striking design. Inside, the Double Cab boasts a spacious Black interior offering a blend of comfort and durability. Key features such as air conditioning, power windows, and keyless entry ensure an enhanced driving experience.

Stay connected with the state-of-the-art technology suite including a navigation system, Bluetooth connection, and smart device integration. Safety remains paramount with features like lane assist and a wi-fi hotspot to support seamless journeys.

This remarkable vehicle is ideal for those seeking a dependable yet sophisticated driving partner. Contact us today to learn more about this versatile truck and how it can meet your unique needs.

Experience the difference at MacMaster Buick GMC, Dufferin County's Buick and GMC Headquarters and the #1 GM CPO Dealer in Ontario, 5 years in a Row, where the commitment to customer service is second to none. We are proud to be the premier GM dealership in Orangeville, offering a full line of Buick and GMC products in one location. Our experienced and professional team will help you find the perfect vehicle – one that fits both your lifestyle and your budget.

Give us a call today or visit us in beautiful Orangeville, we would love to meet you. And check out our Google reviews – they tell our story of Providing the Best Service and Vehicles to Our Customers and Community!

MSRP:
$99,345
  • $1000 Truck Trade Bonus -$1,000
MacMaster Deal
$98,345
Price does not include taxes and licensing fees. Price includes Admin and OMVIC fee ($721).
Finance from
$320 w
$98,345.00 x 84 months @ 4.99% APR with $0.00 down payment (5.02% effective rate, cost of borrowing $18,220.56). Plus HST and license. OAC.
Lease from
$390 w
$98,345.00 x 48 months @ 8.5% APR with $0.00 down payment (20,000 km/yr lease allowance, estimated lease rate, cost of borrowing $24,378.96). Plus HST and licence.