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2023 GMC Sierra HD

AVAILABLE
MAX TOWING AT 16,329 KG (36,000 LB.)
UP TO
15 AVAILABLE CAMERA VIEWS
AVAILABLE WORLD'S FIRST SIX-FUNCTION
MULTIPRO™ TAILGATE
FIRST HD IN ITS CLASS WITH AVAILABLE
ALLISON® 10-SPEED TRANSMISSION
FIRST HD IN ITS CLASS WITH AVAILABLE
HEAD-UP DISPLAY & REAR CAMERA MIRROR
BEST-IN-CLASS
HD CARGO BED VOLUME
BEST-IN-CLASS
MORE CREW CAB FRONT HEAD & LEG ROOM THAN ANY COMPETITOR
INDUSTRY'S FIRST AVAILABLE
TRANSPARENT TRAILER VIEW
SIERRA HD TRIMS

2023 GMC Sierra 2500 SLT HD in Quicksilver Metallic.

PRO, SLE, & SLT
STARTING AT: $56,597
AS SHOWN: $80,462
AVAILABLE DRW TOWING UP TO: 16,329 KG (36,000 LB.)
AVAILABLE MAX PAYLOAD UP TO: 3,376 KG (7,442 LB.)
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Key Features:
  • Available max. towing at 16,629 KG (36,000 LB.)
  • Best-in-class heavy-duty cargo bed volume
  • First heavy duty in its class offering Allison® 10-speed Automatic Transmission with available 6.6L Duramax® Turbo-Diesel V8 engine
  • Available ProGrade Trailering System with in-vehicle Trailering App (available on SLE and standard on SLT)
  • Advanced camera views (available on SLT) including industry-first transparent trailer view, required HD Surround Vision, and more
  • Available World's First Six-Function MultiPro™ Tailgate

2023 GMC Sierra 2500 AT4 HD in Summit White.

AT4
STARTING AT: $82,847
AS SHOWN: $84,252
AVAILABLE SRW TOWING UP TO: 9,584 KG (21,130 LB.)
MAX PAYLOAD UP TO: 1,903 KG (4,196 LB.)
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Key Features:
  • Off-road suspension with Rancho® shocks and skid plates
  • Available multicolour 15" diagonal Head-Up Display with inclinometer
  • Up to 15 available camera views including industry-first transparent trailer view, HD Surround Vision, and more
  • AT4-exclusive black chrome exterior accents and durable, athletic interior
  • First heavy duty in its class offering Allison® 10-Speed Automatic with available 6.6L Duramax® Turbo-Diesel V8 engine
  • World's First Six-Function MultiPro™ Tailgate

2023 GMC Sierra 2500 Denali HD in Hunter Metallic.

DENALI
STARTING AT: $91,097
AS SHOWN: $93,887
AVAILABLE DRW TOWING UP TO: 14,057 KG (30,990 LB.)
AVAILABLE MAX PAYLOAD UP TO: 2,891 KG (6,374 LB.)
____________________________
Key Features:
  • First heavy duty in its class offering Allison® 10-Speed Automatic Transmission with available 6.6L Duramax® Turbo Diesel V8 engine
  • World's First Six-Function MultiPro™ Tailgate
  • Up to 15 available camera views including industry-first transparent trailer view, HD Surround Vision, and more
  • First HD in its class with available multicolour 15" diagonal Head-Up Display & Rear Camera Mirror
  • Signature Denali grille with chrome inserts
  • Denali-exclusive authentic open-pore Ash wood, brushed aluminum trim, chrome accents, and more
EXTERIOR
MOVE MOUNTAINS
Engineered to be large and in charge, the monstrous exterior of the Sierra Heavy Duty was built big so you can tow big.
HEAVY DUTY HIGHLIGHTS
AT4 HIGHLIGHTS
The Sierra AT4 pairs its powerful capabilities with a bold, athletic look, delivered by way of distinctive finishes and modern, precise detailing.
PREMIUM DENALI FEATURES
DENALI BLACK DIAMOND EDITION

2023 GMC Sierra HD Denali Black Diamond Edition.FEATURED EDITION:

  • Power sunroof
  • Power-retractable assist steps with LED perimeter lighting
  • 6.6L Duramax® Turbo-Diesel V8 with Allison® 10-speed automatic transmission
  • Auxiliary Trailer Camera
  • MultiPro™ Audio System by Kicker®
  • Premium all-weather floor liners with removable carpet inserts
  • Trailer Tire Pressure Monitor Sensors
  • Unique 20" high-gloss black painted aluminum wheels
  • Ebony Twilight Metallic exterior paint
  • Available with 2500 and 3500 single rear wheel
AVAILABLE GMC MULTIPRO™ TAILGATE
The GMC MultiPro™ Tailgate offers six distinct functions designed to help improve loading, unloading, and accessing the cargo box (standard on SLE, SLT, AT4, and Denali trims).
CARGO BED INNOVATIONS

2023 Sierra HD Denali cargo bed.

BEST-IN-CLASS HEAVY DUTY CARGO BED VOLUME

  • Roll-formed high-strength steel bed floor
  • Best-in-class heavy-duty cargo box volume
  • Standard Bed: 1,970 L (69.6 cu. ft.)
  • Long Bed: 2,364 L (83.5 cu. ft.)
  • 12 cargo tie-downs 227 kg (500 lb.) rating per corner
  • Available LED lighting
  • Available durable spray-on bedliner

CORNERSTEP REAR BUMPER
In both corners of the rear bumper, large footwells, lined with an anti-slip texture and sized for large boots, help make access to the cargo bed easier than ever. Standard on all Heavy Duty models.

2023 Sierra HD Denali cornerstep rear bumper.

INTERIOR

INTERIOR WITH INTENTION
Sierra Heavy Duty's refined and expansive cabin offers advanced, thoughtfully placed technology to help ensure your ride is smooth and smart.
HEAVY DUTY HIGHLIGHTS

2023 Sierra HD interior featuring the dashboard, center console, and steering wheel.

ENHANCED COMFORT

  • Available heated steering wheel
  • Available heated and ventilated leather-appointed front seats
  • Available HVAC system with dual-zone climate control and rear-seat outlets

RIDE CONFIDENT
  • Sierra HD's elevated driver seat lets you survey the road with absolute confidence and offers comfortable cushions that provide enhanced support during long hauls and while towing
  • Spacious interior features best-in-class Crew Cab front head room (1,092 mm [43.0"]) and leg room (1,130 mm [44.5"])

2023 Sierra HD interior featuring the front seat.2023 Sierra HD interior premium rear seat comfort.

PREMIUM REAR SEAT COMFORT
Backseat passengers are sure to be comfortable with the available heated rear outboard seats and spacious rear leg room on Crew Cab models.
EYE-CATCHING INTERIOR OPTIONS
INGENIOUS STORAGE

2023 Sierra HD interior ingenious seat storage.

SMART REAR SEAT STORAGE
Convenient and spacious storage solutions include available rear seatback storage, perfect for stowing a smartphone and your other road trip essentials.

2023 Sierra HD interior smart rear seat storage.

ROOM FOR ALL THE GEAR YOU NEED
Sierra HD Crew Cab models have ample storage options to pack the stuff you need, with features like rear-folding split bench with under-seat storage.

2023 Sierra HD spacious centre console.

SPACIOUS CENTRE CONSOLE
Lighted centre console storage with available lockable console vault accessory, and large lower lockable glove box and upper glove box.
PREMIUM INTERIOR TECH

2023 Sierra HD interior technology.

AVAILABLE WIRELESS CHARGING

When on the road in the Sierra Heavy Duty, it's OK to leave the cords at home. The available wireless charging pad, located within easy reach near the cup holders, has excellent charging abilities, and keeps your compatible smartphone charged and ready.

AVAILABLE BOSE PREMIUM SOUND SYSTEM
The available Bose Premium Sound System supplies seven well-placed speakers to produce powerful, high-quality concert-like sound wherever you go.

2023 Sierra HD interior technology: wireless charging.

AT4'S ATHLETIC INTERIOR

2023 Sierra HD AT4 athletic interior seats.

PURPOSEFUL ACCOMMODATIONS & ACCENTS
  • Exclusive Jet Black with Kalahari interior
  • Premium front and rear floor liners with removable carpet inserts
  • Embroidered AT4 logos
  • Heated and ventilated front leather seating surfaces
  • Heated steering wheel
  • Rear seatback and under-seat storage
  • Powerful HVAC system with dual-zone climate control and rear-seat outlets

2023 Sierra HD AT4 athletic interior dashboard featuring the steering wheel.2023 Sierra HD AT4 athletic interior dashboard featuring the steering wheel and infotainment system.2023 Sierra HD AT4 athletic interior storage.

PREMIUM DENALI FEATURES
  • Jet Black and exclusive Denali Dark Walnut/Dark Ash Grey interiors
  • Forge perforated leather seating surfaces with front heated and ventilated bucket seats (driver seat includes memory)
  • Denali-exclusive authentic Open-Pore Ash Wood, brushed aluminum trim, chrome accents, and more
  • Heated rear outboard seating with expansive rear leg room

2023 Sierra HD Denali premium interior.2023 Sierra HD Denali premium interior dashboard featuring the steering wheel and infotainment system.2023 Sierra HD Denali premium details.2023 Sierra HD Denali premium interior seating.

CAPABILITY

ENGINEERED TO DOMINATE
The 2023 Sierra Heavy Duty pickup truck offers up to 16,329 kg (36,000 lb.) of available max. towing. It's built strong so you can tow strong. Its large drive shaft and rear axle will give you durability and strength. And its brakes and steering offer excellent control.
ADVANCED ENGINES & TRANSMISSIONS

2023 Sierra HD engine.

The 2023 Sierra Heavy Duty truck features advanced engines and transmission that power a confident driving and trailering experience:
  • 6.6L V8 Gas engine
  • Available 6.6L Duramax® Turbo-Diesel V8 engine with Allison® 10-speed automatic transmission

2023 Sierra HD premium engine.2023 Sierra HD Duramax.

AT4 & DENALI'S HEAVY DUTY CAPABILITY

2023 GMC Sierra HD lineup.

RESPONSIVE SUSPENSIONS
  • AT4 & Denali's independent front suspensions provide excellent wheel alignment, ride comfort, and turnability
  • Live-axle suspension includes two-stage, semielliptic multileaf rear springs to balance payload management and ride quality

OPTIMAL ENGINE PERFORMANCE

To help maintain optimal operating temperatures of the available 6.6L Duramax® Turbo-Diesel V8 engine, a massive 28" variable-speed cooling fan is used. Dense, cool air from the Dual Path Air Induction System is drawn through both the hood scoop and the large grille to maximize horsepower and help optimize trailering performance. The factory-installed Diesel After-Run feature is designed to help cool down the engine following heavy usage.

2023 Sierra HD trailering.

STOPPING & GOING POWER
ADVENTUROUS PACKAGES

2023 Sierra HD: X31 Off-Road Package

X31 OFF ROAD PACKAGE
  • Off-road suspension
  • Twin-Tube Rancho® shocks
  • Eaton® automatic locking rear differential
  • Underbody skid plates
GOOSENECK/FIFTH WHEEL HITCH PACKAGE
  • Hitch platform to accept gooseneck or fifth wheel hitch
  • Hitch platform with tray to accept ball and stamped bed holes with removable caps installed
  • Bed-mounted 7-pin trailer harness
  • Available Bed View Camera
TECHNOLOGY & SAFETY

INNOVATION AT ITS FINEST
Technology that delivers a premium driving experience with advanced connectivity and convenience in this Heavy Duty truck.
UP TO 15 AVAILABLE CAMERA VIEWS
Easily keep tabs on your truck and trailer with up to 15 different available camera views including HD Surround Vision, Rear Camera Mirror, and Bed View Camera.
POWERFUL PERSPECTIVES

2023 Sierra HD Angled Rear Camera Mirror.

AVAILABLE REAR CAMERA MIRROR
The available Rear Camera Mirror uses a camera to provide you a wide and less obstructed view behind the vehicle while you're driving. You can switch between the camera view and a traditional rearview mirror.

Person steering the 2023 Sierra HD.

AVAILABLE FIRST-IN-CLASS 15" DIAGONAL HEAD-UP DISPLAY
An available multicolour 15" diagonal Head-Up Display (a first in the heavy-duty pickup class), helps you keep your eyes on the road by projecting directly onto the windshield key information, such as:
  • Speed
  • Tachometer
  • Audio
  • Phone
  • Available Navigation
  • Forward Collision Alert
  • Lane Departure Warning
  • Cruise Control
  • Low Fuel
  • Off-road inclinometer that measures fore-and-aft tilt, front tire angle, and left-and-right tilt

2023 Sierra HD surround vision.

AVAILABLE HD SURROUND VISION
Available HD Surround Vision uses multiple cameras to display a digital overhead image of the area around your vehicle along with Rear Vision Camera or front views. It works at low speeds and may help you park and avoid nearby objects. You can select additional views on your camera display.
PROGRADE™ TRAILERING SYSTEM
The Sierra Heavy Duty pickup truck is engineered to enhance your trailering experience with the ProGrade™ Trailering System. This system of intelligent trailering technologies helps streamline the hitching and towing process with integrated tools that help you tow with commanding control.
TRAILERING FEATURES
AVAILABLE JACKKNIFE ALERT
  • Tracks the position of the compatible trailer in relation to the vehicle and if the front of the trailer approaches the rear of the vehicle, an alert is displayed that you're in a potential jackknife situation
  • A yellow warning alert will be displayed when truck/trailer angle is 75% into a jackknife scenario
  • A red warning alert will be displayed when truck/trailer angle is 90% into a jackknife scenario (i.e., collision is imminent)
  • Depending on customer settings for alerts and Safety Alert Seat availability, there will be a chime or haptic alerts associated with warnings

2023 Sierra HD trailering camera.2023 GMC Sierra HD trailering camera: camera on the road.2023 Sierra HD trailering camera: camera on the trailer.2023 GMC Sierra HD trailering camera: camera on the side.2023 Sierra HD trailering camera: bed camera opened.

AVAILABLE BED VIEW WITH ZOOM AND HITCH GUIDANCE WITH HITCH VIEW
  • Provides a close-up view of the receiver hitch for proper alignment when connecting to a compatible trailer with a conventional hitch
  • The parking brake is automatically set when the vehicle is shifted back into Park to help hold the alignment in place

AVAILABLE REAR TRAILER VIEW
  • Uses an available customer-installed GM auxiliary accessory camera mounted on the rear of the compatible trailer to show vehicles or objects behind the trailer
  • The view now includes guidelines to assist when backing the trailer into place and a trailer-angle indicator to show the relationship between the truck and trailer

2023 Sierra HD trailering camera: camera on the road.2023 Sierra HD trailering camera: camera on the side.

AVAILABLE FORWARD AND REVERSE REAR SIDE VIEW BIAS
  • Provides a line of sight down either side of the truck. When a compatible trailer is connected, you'll see a split view of the left and right sides of the truck and trailer
  • While driving forward or backward with a trailer, the view automatically biases based on the trailer's angle
  • When enabled and driving forward with the turn signal activation, a Trailer Length Indicator displays a red overlay twice the length of the compatible trailer, showing when other vehicles are present and may interfere with your lane-change manoeuvre
ASTOUNDING AUDIO

2023 Sierra HD astounding audio.

MULTIPRO™ AUDIO SYSTEM BY KICKER®
When you're camping or tailgating and want to bring your music outdoors - without leaving your Sierra truck running - the available accessory MultiPro™ Audio System by Kicker® is designed to integrate into the MultiPro Tailgate. This 100-watt exterior audio system has full Bluetooth®.

AVAILABLE SIRIUSXM® 360L
SiriusXM® with 360L is the most advanced SiriusXM® entertainment experience ever offered in a GM vehicle. Get access to the most SiriusXM channels, shows, and hosts for a ride that's uniquely you. Enjoy an unmatched variety of ad-free music, plus sports, news, and talk - and for the first time, experience on-demand content, podcasts, and curated recommendations right in your vehicle.

2023 Sierra HD infotainment system.

SEAMLESS CONNECTIVITY
ADVANCED SAFETY AND DRIVER ASSISTANCE TECHNOLOGY
Enhance your awareness of the road and surrounding vehicles with Sierra HD's available intelligent safety technologies.
Safety or driver-assistance features are no substitute for the driver's responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings, and road conditions at all times. Visibility, weather, and road conditions may affect feature performance. Read the vehicle Owner's Manual for more important feature limitations and information.

2023 GMC Sierra HD lane assist.

AVAILABLE LANE DEPARTURE WARNING
The available Lane Departure Warning can alert you if you might be unintentionally drifting out of detected lane lines so you can quickly take action. It will not alert you if you're using your turn signal or it detects you may be intentionally leaving your lane.

AVAILABLE FRONT AND REAR PARK ASSIST
Front and Rear Park Assist can provide distance alerts to nearby detected objects in front of or behind your vehicle to help you park and avoid collisions at low speeds.

2023 GMC Sierra HD front and rear park assist.

ADVANCED SAFETY ALERTS