Preproduction model shown throughout with optional features. Actual production model may vary.

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.

EXPLORE SIERRA HEAVY DUTY TRIMS

PRO

STARTING AT OMR 18,420§

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 MultiProTM Tailgate

SLE

STARTING AT OMR 20,440§

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 MultiProTM Tailgate
  • Animated Lighting for The Headlamps, Taillamps, and Turn Signals

SLT

STARTING AT OMR 24,290§

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 OMR 28,820§

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

THE POWER TO PULL YOUR WORLD

Sierra Heavy Duty is the real deal—with the strength and pulling power to haul heavy loads and the most available trailering-assistance technologies

6.6L V8 10-SPEED AUTOMATIC TRANSMISSION OFFERS:

  • 629 Nm of Torque and 401 hp
  • Up to 25% Increase in Low-End Torque Over the Previous Model Year
  • Increased Power and Torque Over the Entire Operating Speed Range
  • Enhanced Exhaust Brake Performance for Improved Control When Towing
  • Improved Engine Braking with a More Powerful Turbo Vane Actuator and Uprated Valve Springs

SIERRA HEAVY-DUTY ADVANCED TRAILERING§

The New 2024 Sierra Heavy Duty offers the most trailering-assistance technologies, and this available advanced tech allows you to trailer with enhanced confidence and improved views.

PROGRADETM TRAILERING TECH

This advanced suite of available intelligent technologies helps streamline the hitching and towing process with integrated tools that enhance your sense of safety, confidence and visibility.

  • Trailer Tire Pressure§ and Temperature Monitoring
  • Trailer Side Blind Zone Alert§
  • Trailer Sway Control
  • Trailer Length Indicator§
  • Trailer Brake Controller
  • Trailer Angle Indicator with Jack-Knife Alert§
  • Gross Combined Weight (GCW) Alert§
  • Trailer Light Test
  • Trailer Theft Detection
  • Maintenance Reminders
  • Auto Electric Parking Brake
  • Create and Customize Trailer Profiles
  • Tow/Haul Mode Reminder
  • Predeparture Checklists
  • Tow/Haul Mode
  • Trailering Mirrors

UP TO 14 AVAILABLE CAMERA VIEWS§

INCLUDING TRANSPARENT TRAILER VIEW

More views help to provide a more confident trailering experience, such as transparent trailer view, which is now enhanced to enable compatibility with most gooseneck and fifth-wheel trailers.

AVAILABLE CAMERA VIEWS§ INCLUDE:
  • Enhanced Transparent Trailer View§
  • Hitch View
  • Cargo Bed View (With Zoom View and Hitch Guidelines)
  • Front Camera View
  • Rear Camera View
  • Surround View
  • Front Top-Down View
  • Rear Top-Down View
  • Front Side View
  • Rear Side View§ (With Trailer Biasing)
  • Rear Trailer View§ (With Guidelines and Trailer Angle Indicator)
  • Inside Trailer View§
  • Picture-In-Picture View§
  • Rear Camera Mirror§

PREMIUM INTERIORS

Sierra Heavy Duty’s interiors are rugged and refined with premium materials to make every trip first-class

AVAILABLE 16-WAY POWER FRONT SEATS WITH MASSAGING FEATURE
Experience serious comfort everywhere you go in Sierra Heavy Duty’s luxurious seating.

AVAILABLE 10-WAY POWER-ADJUSTABLE FRONT HEATED AND VENTILATED BUCKET SEATS§
Sierra Heavy Duty offers premium front seats with perforated leather appointments.

ADVANCED TECHNOLOGY

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

Preproduction model shown throughout with optional features. Actual production model may vary.

12.3" DIAGONAL DIGITAL DRIVER INFORMATION CENTER

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

AVAILABLE 13.4" DIAG. CENTER TOUCH-SCREEN

A 13.4” diagonal tablet-style touch-screen— is the customizable, high-tech center-piece of the cabin.
Configure to your preference—including a “split-screen” view—to get a high-resolution view of such information as:

  • Google built-in Compatibility§
  • Wireless Apple CarPlay® Compatibility§
  • Wireless Android AutoTM Compatibility§
  • GMC Infotainment System§ and more

TRAVEL IN SIERRA HEAVY DUTY STYLE

The spacious, comfortable cabin offers innovative driver-centric technologies such as the Bose Premium Sound System with Richbass woofer

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

POWERFULY BOLD EXTERIOR

Sierra Heavy Duty’s impressive exterior stands out proudly everywhere you go.

NEW LED PROJECTOR HEADLAMPS AND SIGNATURE LIGHTING
New LED projector headlamps with striking animated sequences helps enhance Sierra Heavy Duty’s bold exterior design.

NEW FRONT BUMPER, FASCIA AND AVAILABLE REDESIGNED DENALI CHROME GRILLE
Stand out everywhere you go with Sierra HD Denali’s bold new front end.

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

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VIEW DETAILS

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VIEW DETAILS

SPECS

SIERRA 2500 HEAVY DUTY

SIERRA 2500 HEAVY DUTY

AVAILABLE MAXIMUM CONVENTIONAL TRAILERING CAPACITY OF UP TO
7,258 Kg§

AVAILABLE MAXIMUM GOOSENECK/FIFTH-WHEEL RATING OF UP TO
8,392 Kg§

AVAILABLE MAXIMUM PAYLOAD OF UP TO
1,829 Kg§

AVAILABLE MAXIMUM
HORSEPOWER
401

AVAILABLE MAXIMUM TORQUE
629 Nm

AVAILABLE MAXIMUM CARGO BED VOLUME
2,368 Liters§

 

SIERRA 3500 HEAVY DUTY

SIERRA 3500 HEAVY DUTY

AVAILABLE MAXIMUM CONVENTIONAL TRAILERING CAPACITY OF UP TO
8,346 Kg§

AVAILABLE MAXIMUM GOOSENECK/FIFTH-WHEEL RATING OF UP TO
8,482 Kg§

AVAILABLE MAXIMUM PAYLOAD OF UP TO
3,151 Kg§

AVAILABLE MAXIMUM HORSEPOWER
401

AVAILABLE MAXIMUM TORQUE
629 Nm

AVAILABLE MAXIMUM CARGO BED VOLUME
2368 Liters§

 

GALLERY

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.