
2023 SIERRA HD
2500 & 3500 HEAVY DUTY PICKUP TRUCKS
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.
SIERRA HD TRIMS

SLE
STARTING AT KWD 15,190§
AVAILABLE MAX TOW UP TO 16,330 KG§
MAX PAYLOAD UP TO 3,375 KG§
KEY FEATURES:
- 6.6L gas V8 engine with 6-speed automatic transmission
- Innovative six-function GMC MultiPro tailgate
- Advanced trailering features
- Traction select system with available off-road and tow/haul modes
- Premium GMC infotainment system with customizable user profiles and 8" diagonal color touch-screen
- Heated, 10-way power leather-appointed front seats

SLT
STARTING AT KWD 18,090§
AVAILABLE MAX TOW UP TO 14,243 KG§
MAX PAYLOAD UP TO 2,855 KG§
KEY FEATURES:
- 6.6L gas V8 engine with 6-speed automatic transmission
- Innovative six-function GMC MultiPro tailgate
- Advanced trailering features
- Traction select system with available off-road and tow/haul modes
- Premium GMC infotainment system with customizable user profiles and 8" diagonal color touch-screen
- Heated, 10-way power leather-appointed front seats
DENALI
STARTING AT KWD 22,330§
AVAILABLE MAX TOW UP TO 6,376 KG§
MAX PAYLOAD UP TO 1,312 KG§
KEY FEATURES:
- Large grille provides cooler air to the 6.6l V8 engine
- Innovative six-function GMC MultiPro tailgate
- Off-road suspension with rancho® shocks and skid plates
- Advanced lighting: high intensity led headlamps, led tail lamps, wheel moulding arch lights, fog lamps and cargo bed lamps
- Chrome vertical recovery hooks
- Wheel-18 x 8.0, j, aluminum, design 25 on 2500 HD Denali models and for the first time, on 3500 HD Denali SRW models
- Spacious crew cab front headroom and legroom
- Premium leather-appointed seating
- Bose™ audio system with RichBass woofer
FEATURE HIGHLIGHTS
Built strong to tow strong with up to 16,329 KG.§ of max towing available.

POWERFUL ENGINES & TRANSMISSIONS
Experience confident driving and trailering:
- Standard 6.6L V8 Gas Engine
- 401 hp and 629 Nm of torque
- 6-speed automatic transmission

HIGH-TECH CAPABILITY
- Available Auto Electric Parking Brake
- Park Grade Hold Assist
- Available Digital Variable Steering Assist
- Available 2-Speed Autotrac® Transfer Case
- Available Traction Select with Tow/Haul & Off-Road Mode

OFF-ROAD SUSPENSION WITH RANCHO® SHOCKS AND SKID PLATES
- Twin-Tube Rancho shocks provide dampening when off-road
- Skid plates add underbody protection

HIGH-STRENGTH CHASSIS AND SUSPENSION
- Chassis and suspension are built upon a fully boxed, ladder-type frame
- Built from high-strength steel using front hydroformed rails
- Clamshell design helps provide stability while towing and off-roading
GMC MULTIPRO TAILGATE
The GMC MultiPro Tailgate offers six distinct functions designed to help improve loading, unloading, and accessing the cargo box. Standard on Sierra HD Denali, SLT and SLE.
EYE-CATCHING INTERIORS
A bold exterior call for an interior that lives up to the same caliber. Whether you’re looking for rugged or refined, Sierra Heavy Duty has an interior colorway fit to match your style. Scroll through a few of its impressive interior options below.
TECH & SAFETY HIGHLIGHTS
The Sierra Heavy Duty pickup offers technology and safety features to help keep you driving confident and connected.