2021 SIERRA HEAVY DUTY SLE & SLT

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AVAILABLE

MAX TOWING AT 16,329 KG (36,000 LB.)


AVAILABLE WORLD'S FIRST SIX-FUNCTION

MULTIPRO™ TAILGATE


FIRST HD IN ITS CLASS WITH AVAILABLE

ALLISON®† 10-SPEED TRANSMISSION


BEST-IN-CLASS

HD CARGO BED VOLUME


BEST-IN-CLASS CREW CAB

FRONT HEAD & LEG ROOM


INDUSTRY-FIRST AVAILABLE

TRANSPARENT TRAILER VIEW

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STARTING AT

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AVAILABLE MAX TOWING UP TO

16,329 KG (36,000 LB.)

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AVAILABLE MAX PAYLOAD UP TO

3375 KG (7442 LB.)

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AVAILABLE MAX TORQUE UP TO

910 LB.-FT.

TOTAL CREDITS

 

FEATURE HIGHLIGHTS

Sierra SLE HD 3500 trim shown. Requires properly equipped vehicle. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

POWERFUL PERFORMANCE

When you pair the available Allison®† 10-speed automatic transmission with the available 6.6L Duramax® Turbo Diesel, you can tow with absolute command and control.

U.S. MODEL SHOWN

AVAILABLE IN-VEHICLE TRAILERING APP

Integrated into the Infotainment screen, the different available camera views let you easily keep tabs on your truck and trailer while the in-vehicle Trailering App provides a Trailer Light Sequence Test, an available Trailer Tire Pressure and Temperature Monitoring System, and more.

BEST-IN-CLASS HEAVY-DUTY CARGO BED VOLUME

The roll-formed high-strength steel bed with durable spray-on bedliner features 12 cargo tie-downs and offers best-in-class HD cargo bed volume of 1971L-2364L (69.6 cu.ft.-83.5 cu.ft)

U.S. MODEL SHOWN

BEST-IN-CLASS CREW CAB FRONT HEAD AND LEG ROOM

The spacious Crew Cab interior cabin features premium materials with class-leading 1092 mm (43 in.) of front headroom and 1130 mm (44.5 in.) of front legroom.

2500 HD VS 3500 HD

SIERRA 2500 HEAVY DUTY

  • Available maximum conventional trailering capacity of up to 8391 KG (18,500 LB.)
  • Available maximum fifth-wheel/gooseneck rating of up to 8396 KG (18,510 LB.)
  • Maximum payload of up to 1805 KG (3979 LB.)
BUILD YOUR SIERRA 2500HD 2500HD ACCESSORIES

SIERRA 3500 HEAVY DUTY

  • Available maximum conventional trailering capacity of up to 9072 KG (20,000 LB.)
  • Available maximum fifth-wheel rating of up to 14,515 KG (32,000 LB.)
  • Available maximum gooseneck rating of up to 16,329 KG (36,000 LB.)
  • Maximum payload of 3376 KG (7442 LB.)
BUILD YOUR SIERRA 3500HD 3500HD ACCESSORIES

SIERRA 2500 HEAVY DUTY SPEC HIGHLIGHTS

CREW CAB

Sierra 2500 Heavy Duty truck comes in 2WD and 4WD Crew Cab models with a 6' 9" standard bed or available 8' long bed.

MAX GCWR

12,474 KG (27,500 LB.)

MAX GVWR

5239 KG (11,550 LB.)

WHEEL BASE

4036 mm – 4369 mm (158.9 in. – 172 in.)

GROUND CLEARANCE

256.5 mm (10.1 in.)

FRONT/REAR TREAD WIDTH

SRW: 1730/1735 mm (68.1/68.3 in.)
DRW: 1740/1905 mm (68.5/75 in.)

CARGO VOLUME

1971 L – 2364 L (69.6 cu. ft. – 83.5 cu. ft.)

DOUBLE CAB

Sierra 2500 Heavy Duty truck comes in 2WD and 4WD Double Cab models with a 6' 9" standard bed or available 8' long bed.

MAX GCWR

11,793 KG (26,000 LB.)

GROUND CLEARANCE

259 mm (10.2 in.)

WHEEL BASE

3794 mm – 4127 mm (149.4 in. – 162.5 in.)

CARGO VOLUME

1971 L – 2364 L (69.6 cu. ft. – 83.5 cu. ft.)

MAX GVWR

5193 KG (11,450 LB.)

REGULAR CAB

Sierra 2500 Heavy Duty truck comes in 2WD and 4WD Regular Cab models with an 8' long bed.

MAX GCWR

11,793 KG (26,000 LB.)

GROUND CLEARANCE

259 mm (10.2 in.)

WHEEL BASE

3597 mm (141.6 in.)

CARGO VOLUME

2364 L (83.5 cu. ft.)

MAX GVWR

4971 KG (10,960 LB.)

SIERRA 3500 HEAVY DUTY SPEC HIGHLIGHTS

CREW CAB

Sierra 3500 heavy duty truck comes in 2WD and 4WD crew cab with either a 6' 9" standard bed or available 8' long bed. Long bed is available with an SRW or DRW configuration.

MAX GCWR

18,143 KG (40,000 LB.)

MAX GVWR

6350 KG (14,000 LB.)

WHEEL BASE

4036 mm – 4368 mm (158.9 - 172 in.)

GROUND CLEARANCE

SRW: 282 mm (11.1 in.)
DRW: 264 mm (10.4 in.)

FRONT/REAR TREAD WIDTH

SRW: 1730/1735 mm (68.1/68.3 in.)
DRW: 1740/1905 mm (68.5/75 in.)

CARGO VOLUME

1971 L – 2364 L (69.6 cu. ft. – 83.5 cu. ft.)

DOUBLE CAB

Sierra 3500 heavy duty truck comes in 2WD and 4WD double cab with an 8' long bed SRW or DRW configuration.

MAX GCWR

18,143 KG (40,000 LB.)

GROUND CLEARANCE

SRW: 284 mm (11.2 in.)
DRW: 264 mm (10.4 in.)

WHEEL BASE

4127 mm (162.5 in.)

CARGO VOLUME

2364 L (83.5 cu. ft.)

MAX GVWR

6350 KG (14,000 LB.)

REGULAR CAB

Sierra 3500 Heavy Duty truck comes in 2WD and 4WD Regular Cab with an 8' long bed SRW or DRW configuration.

MAX GCWR

19,912 KG (43,900 LB.)

GROUND CLEARANCE

SRW: 284 mm (11.2 in.)
DRW: 267 mm (10.5 in.)

WHEEL BASE

3596 mm (141.6 in.)

CARGO VOLUME

2364 L (83.5 cu. ft.)

MAX GVWR

6350 KG (14,000 LB.)

GALLERY

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  • Manufacturer's Suggested Retail Price does not include freight, air conditioning charge or tire fee (if applicable). License, insurance, registration, fees associated with filing at movable property registry/PPSA, administration fees, duties and taxes extra. U.S. model shown. Dealers are free to set individual prices. See dealer for details.

  • Manufacturer's Suggested Retail Price, includes freight, $100 air conditioning tax and dealer fees. License, insurance, registration, fees associated with filing at movable property registry/PPSA, administration fees, duties and taxes extra. Dealers are free to set individual prices. See dealer for details.

  • Requires Sierra 3500 HD Regular Cab Long Bed 2WD DRW with available Duramax 6.6L Turbo-Diesel V8, Max Trailering Package and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.  

  • Comparison based on wardsauto.com 2020 Large Pickup segment and latest competitive information available at the time of posting. Excludes other GM vehicles.

  • Allison is a registered trademark of Allison Transmission, Inc.

  • Must be installed by the customer or a third-party service centre. Requires available Trailer Tire Pressure Monitoring System.

  • Requires Sierra 3500 HD Regular Cab Long Bed 2WD DRW with available Duramax 6.6L Turbo-Diesel V8, Max Trailering Package and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires available Duramax® 6.6L Turbo-Diesel V8 engine.

  • For comparison purposes only. See the Owner’s Manual and the label on the vehicle door jamb for the carrying capacity of a specific vehicle.

  • Available manufacturer to dealer delivery credit(s) (tax exclusive). This credit(s) is available to retail cash purchases of eligible new or demonstrator vehicles in stock at participating Dealers delivered in Canada; customers who choose to finance or lease their vehicles will forego some or all of this credit(s) which will result in a higher effective cost of credit on their transaction. As part of the transaction, dealer may request documentation and contact General Motors of Canada Company (GM Canada) to verify eligibility. Credit(s) may not be redeemed for cash and may not be combined with certain other consumer incentives. Conditions and limitations apply. Void where prohibited. See Dealer for full program details. GM Canada reserves the right to amend or terminate offers for any reason in whole or in part at any time without prior notice.

  • App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. Terms and limitations apply.

  • Shown with camera system and hitches from independent suppliers, and are not covered by the GM New Vehicle Limited Warranty. GM is not responsible for the independent supplier alterations.

  • Requires a compatible mobile device, active OnStar service and data plan. 4G LTE service available in select markets. Visit onstar.com for coverage map, details and system limitations.

  • Extra-cost feature; requires installation.

  • Device data connection required. Available on select Apple and Android devices. Some features require connected vehicle services trial or active plan and working electrical system. Service availability, features and functionality vary by model and/or vehicle configuration. Visit onstar.ca for details and limitations.

  • Available on properly equipped vehicles. Does not monitor spare tire. Mobile app feature requires a select service plan.

  • Cargo and load capacity limited by weight and distribution.

  • Excludes other GM vehicles.

  • Service varies with conditions and location. Requires active service plan and paid AT&T data plan. See https://www.gmfleet.com/connected-vehicles for details and limitations.

  • Cargo and load capacity limited by weight and distribution.

  • Requires properly equipped 2500 Crew Cab model with available 6.6L Duramax Turbo Diesel engine. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owners Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires properly equipped 2500 Regular Cab model with available 6.6L Duramax Turbo Diesel engine and fifth wheel or gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owners Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires properly equipped 2500 Regular Cab 2WD model with 6.6L gas V8 engine. These maximum payload ratings are intended for comparison purposes only. Before you buy a vehicle or use it to haul people or cargo, carefully review the vehicle loading section of the Owner’s Manual and check the carrying capacity of your specific vehicle on the label on the inside of the driver’s door jamb.

  • Requires properly equipped 3500 model with available 6.6L Duramax Turbo Diesel engine. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires properly equipped 3500 Regular Cab DRW Long Box 2WD model with available 6.6L Duramax Turbo Diesel engine and fifth wheel hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires 2WD Crew Cab DRW equipped with 6.6L Duramax Diesel and fifth-wheel or gooseneck hitch. Trailer weight ratings are calculated assuming properly equipped vehicle, plus driver and one passenger. The weight of other optional equipment, passengers and cargo will reduce the trailer weight your vehicle can tow. See dealer for details.

  • Requires properly equipped 3500 Regular Cab DRW Long Box 2WD model with available 6.6L Duramax Turbo Diesel engine and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires properly equipped 3500 Regular Cab DRW Long Box 2WD model with 6.6L gas V8 engine. These maximum payload ratings are intended for comparison purposes only. Before you buy a vehicle or use it to haul people or cargo, carefully review the vehicle loading section of the Owner’s Manual and check the carrying capacity of your specific vehicle on the label on the inside of the driver’s door jamb.

  • Requires 2WD Crew Cab DRW with gas engine. Maximum payload capacity includes weight of driver, passengers, optional equipment, and cargo.

  • When properly equipped, includes weight of vehicle and trailer combination, including the weight of driver, passengers, fuel, optional equipment and cargo in the vehicle and trailer.

  • When properly equipped, includes weight of vehicle, passengers, cargo and equipment.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. See your GMC dealer for details. Click here to see all GMC destination freight charges.

  • Requires 2WD Canyon Elevation Crew Cab short bed model with available 2.8L Duramax® Turbo Diesel engine, Driver Alert Package and Trailering Package. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.

  • Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual.  The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires 4WD SLT Crew Cab with available 6.2L V8 engine, Max Trailering Package and 20” wheels and tires. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.

  • Requires Pro 3500 HD Regular Cab Long Bed 2WD DRW with available Duramax 6.6L Turbo-Diesel V8, Max Trailering Package and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Available on SLE with the available front bench seat.

  • Requires available 2.8L Duramax® Turbo Diesel engine. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.

  • Requires Crew Cab short box with 5.3L V8 engine. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.

  • Requires properly equipped Sierra 3500 HD Crew Cab Long Box 4WD DRW with available Duramax 6.6L Turbo-Diesel V8 engine and fifth wheel or gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires Crew Cab short bed with available 6.2L V8 engine. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.

  • Requires properly equipped 2500 Crew Cab Standard Bed model with available 6.6L Duramax Turbo Diesel engine and fifth wheel/gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Savana’s 4536 kg (10,000 lb.) rating requires the available 6.6L V8 engine and trailering package. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Savana’s 4354 kg (9,600lb.) rating requires a Regular Wheelbase model, available 6.0L V8 engine and trailering package. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires 2WD Canyon Elevation Crew Cab short bed model with available Duramax 2.8L I4 Diesel engine, Driver Alert Package and Trailering Package. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires Sierra 3500 HD Regular Cab Long Bed 2WD DRW with available Duramax 6.6L Turbo-Diesel V8, Max Trailering Package and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires available Duramax® 2.8L I4 Diesel engine (late availability). Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires properly equipped Sierra 3500HD Crew Cab Long Box 4WD DRW with available Duramax 6.6L Turbo-Diesel V8 engine and fifth wheel or gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Requires Canyon AT4 Crew Cab short bed model with cloth seats, available Duramax 2.8L I4 Diesel engine and Trailering Package. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

  • Savana’s 4536 kg (10,000 lb.) rating requires the available 6.0L V8 engine and trailering package. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.