Due to global Semi-Conductor supply shortages and software issues, GM vehicles may not have some standard features and options. Please check with your local GMC dealer to confirm the vehicle’s specifications prior to purchase. Vehicles not equipped with Automatic Stop/Start will be less fuel efficient.

Sierra HD comes with:

  • Standard: 3-YEAR / 100,000 KM WARRANTY§
  • Optional: 2-YEAR EXTENDED WARRANTY AVAILABLE§

EXPLORE SIERRA HD PRO, SLE & SLT

PRO


STARTING AT $61,802§


Key Features:

  • Standard 6.6L V8 Engine with Allison® 10-Speed Automatic Transmission
  • Standard LED Headlamps and Daytime Running Lamps
  • Standard Trailering Package and Trailering Mirrors§
  • Heavy-Duty Cargo Bed Volume
  • Standard Wireless Apple CarPlay®§ and Wireless Android AutoTM§ Compatibility 
  • Available MultiPro™ Tailgate

 

SLE


STARTING AT $72,281§


Key Features:

  • Standard 6.6L V8 Engine with Allison® 10-Speed Automatic Transmission
  • Standard 13.4" Diagonal Center Touch-Screen and 12.3" Diagonal Driver Information Center
  • Standard Wireless Apple CarPlay®§ and Wireless Android AutoTM§ Compatibility
  • Standard MultiPro™ Tailgate
  • Animated Lighting for The Headlamps, Taillamps, and Turn Signals

SLT


STARTING AT $86,723§


Key Features:

  • Standard 6.6L V8 engine with Allison® 10-Speed Automatic Transmission
  • 13.4" Diagonal Center Touch-Screen and 12.3" Diagonal Driver Information Center
  • Offers the Most Trailering-Assistance Technologies including an In-Vehicle Trailering App§
  • Available 10-Way Power-Adjustable Front Heated and Ventilated Bucket Seats with Perforated Leather Appointments 

 

DENALI


STARTING AT $103,706§


Key Features:

  •  Standard 6.6L V8 Engine with Allison® 10-Speed Automatic Transmission
  • 13.4" Diagonal Center Touch-Screen, 12.3" Diagonal Digital Driver Information Center and Available Multicolor 15" Diagonal Head-Up Display
  • Denali-Exclusive Authentic Open-Pore Wood, Patterned Aluminum Trim and Forge Perforated Leather Seating Surfaces 

Due to global Semi-Conductor supply shortages, GM vehicles may not have some standard features and options. Please check with your local GMC dealer to confirm the vehicle’s specifications prior to purchase. Vehicles not equipped with Automatic Stop/Start will be less fuel efficient.

INTERIOR

Get comfortable with available features such as premium perforated leather-appointed front outboard seats and a heated wrapped steering wheel. 

SLT interior shown.

SIERRA HEAVY DUTY OFFERS PREMIUM FRONT SEATS
Available 10-way power-adjustable front heated and ventilated bucket seats with perforated leather appointments. 

HEATED STEERING WHEEL 
Get a grip on an available heated steering wheel on chilly days. 

CREW CAB FRONT HEAD AND LEG ROOM
Take charge in the roomy, well-appointed cabin—with a tall, commanding view. 

DUAL-ZONE AUTOMATIC CLIMATE CONTROL 
The available system automatically controls the fan speed, air delivery, air conditioning and air recirculation in order to heat or cool the vehicle to the desired temperature. 

PREMIUM REAR-SEAT COMFORT 
Backseat passengers are sure to be comfortable with the spacious rear leg room on Crew Cab models. 

EXTERIOR

Sierra Heavy Duty looks every inch the premium pulling machine.

NEW LED PROJECTOR HEADLAMPS 
 See and be seen with new LED projector headlamps with GMC signature animated lighting sequences. 

20" MACHINED ALUMINUM WHEELS WITH BRIGHT SILVER ACCENTS 
Available 20” wheels make a powerful statement wherever your travels take you. (Not available on Pro.) 

Denali with available accessories shown. 

HEAVY-DUTY CARGO BED VOLUME
Sierra Heavy Duty’s cargo bed is long and wide and features more cargo bed volume. The bed height makes for comfortable lift-in loading and is optimized for gooseneck/fifth-wheel trailer clearance. 

TRAILERING MIRRORS 
To further heighten the view of your surroundings, Sierra Heavy Duty offers mirrors with available features such as power-extension, -retraction and -folding capabilities, auxiliary spot lamps, amber clearance lamps, auto-dimming upper glass and perimeter lighting. 

TECHNOLOGY

Sierra Heavy Duty’s available massive customizable screens and advanced tech help keep you informed and in command.

13.4" DIAGONAL CENTER TOUCH-SCREEN
An available 13.4" diagonal tablet-style touch-screen is the customizable, high-tech centerpiece of the cabin. 

12.3" DIAGONAL DIGITAL DRIVER INFORMATION CENTER
Sierra Heavy Duty features an available 12.3" diagonal digital Driver Information Center. Control and customize important vehicle, driving and infotainment content with high-resolution clarity. 

WIRELESS APPLE CARPLAY® AND WIRELESS ANDROID AUTOTM COMPATIBILITY
Connect your compatible smartphone to wireless Apple CarPlay®§ or wireless Android Auto§ compatibility for a more integrated in-vehicle experience. 

NEXT-GENERATION GMC INFOTAINMENT SYSTEM WITH AVAILABLE GOOGLE BUILT-IN WITH ONSTAR
Available with the next-generation GMC Infotainment System§ and Google built-in compatibility§, Sierra Heavy Duty offers a helpful, personalized and seamless way to enhance your in-vehicle experience. 

UP TO 13 AVAILABLE CAMERA VIEWS INCLUDING ENHANCED TRANSPARENT TRAILER VIEW
Keep tabs on your truck and trailer with up to 13 available camera views, § including HD Surround Vision and Bed View Camera, to help optimize the view around the truck and your compatible trailer, as well as the available industry-first transparent trailer view.

VIEW DETAILS

CAPABILITY

Sierra Heavy Duty is strong and smart, offering an advanced suite of available intelligent trailering technologies to help you stay in command.

OFFERS THE MOST TRAILERING-ASSISTANCE§ TECHNOLOGIES
Available advanced tech allows you to trailer with enhanced confidence and improved camera views. Additionally, ProgradeTM Trailering Tech is an available advanced suite of intelligent technologies which help streamline the hitching and towing process with integrated tools that helps enhance your sense of safety, confidence, and visibility.

VIEW DETAILS

AVAILABLE SIX-FUNCTION MULTIPRO TAILGATE
The powerfully innovative available MultiProTM Tailgate combines six convenient functions that help improve loading, unloading and accessing the cargo bed to make light work of almost any job.

VIEW DETAILS

EXPERIENCE V8 TOWING PROWESS
Sierra Heavy Duty’s standard 6.6L V8 gas engine is now paired with the Allison 10-speed automatic transmission. This allows the engine to be held closer to its peak power band, optimizing power, torque and efficiency. 

VIEW DETAILS

SAFETY

SIERRA HD PRO SAFETY§

  • Every Sierra Heavy Duty includes active safety and driver-assistance technologies that help while driving and trailering. Sierra HD Pro Safety includes:
  • Forward Collision Alert
  • Following Distance Indicator
  • Front Pedestrian Braking
  • IntelliBeam
  • Lane Departure Warning
  • Buckle to Drive
  • Automatic Emergency Braking
  • 24/7 Human Assistance with OnStar§

PRO COLORS

EXTERIOR
CARDINAL RED

Cardinal Red (Available at extra charge)

SUMMIT WHITE

Summit White

ONYX BLACK

Onyx Black (Available at extra charge)

THUNDERSTORM GRAY

Thunderstorm Gray (Available at extra charge)

STERLING METALLIC

Sterling Metallic (Available at extra charge) 

DOWNPOUR METALLIC

Downpour Metallic

TITANIUM RUSH METALLIC

Titanium Rush Metallic (Available at extra charge)

INTERIOR
Jet Black with Vinyl

Jet Black with Vinyl

Jet Black with Cloth

Some features shown may have limited, late or no availability. See dealer for feature availability.

Some features shown may have limited, late or no availability. See dealer for feature availability.

Jet Black with Cloth

SLE COLORS

EXTERIOR
CARDINAL RED

Cardinal Red (Available at extra charge)

SUMMIT WHITE

Summit White

ONYX BLACK

Onyx Black (Available at extra charge)

THUNDERSTORM GRAY

Thunderstorm Gray (Available at extra charge) 

STERLING METALLIC

Sterling Metallic (Available at extra charge) 

DOWNPOUR METALLIC

Downpour Metallic

TITANIUM RUSH METALLIC

Titanium Rush Metallic (Available at extra charge)

REDWOOD METALLIC

Redwood Metallic (Available at extra charge) 

WHITE FROST TRICOAT

White Frost Tricoat (Available at extra charge)

INTERIOR
DARK WALNUT/SLATE WITH CLOTH

DARK WALNUT/SLATE WITH CLOTH

DARK WALNUT/SLATE - LEATHER - APPOINTED

DARK WALNUT/SLATE - LEATHER - APPOINTED

SLT COLORS

EXTERIOR
WHITE FROST TRICOAT

White Frost Tricoat (Available at extra charge)

CARDINAL RED

Cardinal Red (Available at extra charge)

SUMMIT WHITE

Summit White

ONYX BLACK

Onyx Black (Available at extra charge) 

THUNDERSTORM GRAY

Thunderstorm Gray (Available at extra charge) 

STERLING METALLIC

Sterling Metallic (Available at extra charge) 

DOWNPOUR METALLIC

Downpour Metallic (Available at extra charge) 

REDWOOD METALLIC

Redwood Metallic (Available at extra charge) 

TITANIUM RUSH METALLIC

Titanium Rush Metallic

INTERIOR
DARK WALNUT / SLATE

Some features shown may have limited, late or no availability. See dealer for feature availability.

Some features shown may have limited, late or no availability. See dealer for feature availability.

DARK WALNUT / SLATE - PERFORATED LEATHER - APPOINTED FRONT SEATS

Due to global Semi-Conductor supply shortages and software issues, GM vehicles may not have some standard features and options. Please check with your local GMC dealer to confirm the vehicle’s specifications prior to purchase. Vehicles not equipped with Automatic Stop/Start will be less fuel efficient.

SPEC HIGHLIGHTS

2500 CREW CAB

GMC Sierra 2500 Heavy Duty truck comes in 2WD and 4WD Crew Cab models with a 2.057 m standard bed or available 2.438 m long bed.

MAX 5TH
WHEEL /GOOSENECK
RATING 

8,392 KG

MAX
CONVENTIONAL
TRAILERING§

8,392 KG

MAX GCWR§

1,247 KG

GROUND CLEARANCE

256-257 cm

WHEELBASE

4.037–4.369 m

CARGO VOLUME

1.968–2.364 CU. M.§

FRONT/REAR TREAD WIDTH

SRW: 1.732 m/1.736 m

2500 DOUBLE CAB

GMC 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

GROUND CLEARANCE

0.258–0.259 m

WHEELBASE

3.795-4.127"

CARGO VOLUME

1.968–2.364 CU. M§

MAX 5TH 
WHEEL /GOOSENECK
RATING 

8,255 KG

MAX
CONVENTIONAL 
TRAILERING§

6,577 KG

FRONT TREAD/REAR TREAD WIDTH

1.732 m/1.736 m

2500 REGULAR CAB

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

MAX GCWR§

11,793 KG

GROUND CLEARANCE

0.259 m

WHEELBASE

3.595 m

CARGO VOLUME

2.364 CU. M§

MAX 5TH
WHEEL /GOOSENECK
RATING 

8,396 KG

MAX
CONVENTIONAL
TRAILERING§

6,577 KG

FRONT TREAD/REAR TREAD WIDTH

1.732 m/1.736 m

SPEC HIGHLIGHTS

3500 CREW CAB

GMC 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 a Single Rear Wheel or Dual Rear Wheel configuration

MAX
CONVENTIONAL
TRAILERING§

9,072 KG

MAX 5TH
WHEEL /GOOSENECK
RATING

14,243 KG

MAX GCWR§

18.144 KG

GROUND CLEARANCE

28.3-28.4 cm SRW
26.4 cm DRW

WHEELBASE

403.71–436.88 cm

CARGO VOLUME

1.97–2.36 CU. M§

FRONT/REAR TREAD WIDTH

SINGLE REAR WHEEL: 1.729/1.734m
DUAL REAR WHEEL: 1.74/1.91m

3500 DOUBLE CAB

GMC Sierra 3500 Heavy Duty truck comes in 2WD and 4WD Double Cab with an 8' long bed Single Rear Wheel or Dual Rear Wheel configuration.

MAX GCWR§

18,144 KG

GROUND CLEARANCE

28.397 SRW/26.391 DRW

WHEELBASE

412.7 cm

CARGO VOLUME

2.365 CU. M§

MAX 5TH
WHEEL /GOOSENECK
RATING 

14,288 KG

MAX
CONVENTIONAL
TRAILERING§

9,071.85 KG

FRONT TREAD/REAR TREAD WIDTH

1.731/1.736"

3500 REGULAR CAB

GMC Sierra 3500 Heavy Duty truck comes in 2WD and 4WD Regular Cab with an 8' long bed Single Rear Wheel or Dual Rear Wheel configuration.

MAX GCWR§

19,912.71 KG

GROUND CLEARANCE

28.5cm SRW/26.6 cm DRW

WHEELBASE

359.54 cm

CARGO VOLUME

2.365 CU. M§

MAX 5TH
WHEEL /GOOSENECK
RATING

14,515 KG/16,330 KG

MAX
CONVENTIONAL
TRAILERING§

9,072 KG

FRONT TREAD/REAR TREAD WIDTH

174.14 cm/190.47 cm

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STARTING AT $57,944§