Vehicle Details
Body Style
Truck
Engine
3.0L 6Cyl
Exterior Colour
Gray
Interior Colour
Black
Transmission
Automatic
Drivetrain
4×4
Stock
303703
Fuel Type
Diesel
Trim Details
Crew Cab Standard Box 4-Wheel Drive AT4
Description
The 2023 GMC Sierra 1500 AT4 Crew Cab Standard Box 4WD combines premium off-road capability, advanced diesel efficiency, and upscale refinement into one bold and adventure-ready pickup. Designed for drivers who want rugged performance without sacrificing comfort or technology, the AT4 delivers confident capability on the trail, at the jobsite, or on the open highway.
Performance & Capability
Engine: Efficient and powerful 3.0L Duramax Turbo-Diesel engine delivering impressive torque and smooth performance
Transmission: Responsive 10-speed automatic transmission with Electronic Precision Shift
Drivetrain: Advanced 4-Wheel Drive (4WD) system with Autotrac two-speed transfer case
Off-Road Suspension Package engineered for enhanced capability and ride confidence
Automatic Locking Rear Differential maximizing traction on rough or slippery terrain
Hill Descent Control for added confidence on steep grades and uneven trails
Skid Plates helping protect key underbody components during off-road adventures
Rear Axle Ratio: 3.23 rear axle balancing towing strength and everyday efficiency
Trailering Equipment Package with integrated trailer brake controller
Hitch Guidance with Hitch View and In-Vehicle Trailering App simplifying towing and trailer management
Heavy-Duty Air Filter and 220-Amp Alternator supporting demanding conditions and workloads
FlexRide Drive Mode System adapting vehicle performance to changing road and terrain conditions
Dual Exhaust system adding a bold and aggressive appearance
Winter & Weather Comfort
Heated & Ventilated Front Seats delivering year-round comfort
Heated Rear Outboard Seats for added passenger comfort during colder months
Heated Steering Wheel keeping your hands warm on chilly mornings
Remote Vehicle Start system allowing the cabin to warm up or cool down before you enter
Tri-Zone Automatic Climate Control with humidity and moisture sensors
Rain-Sensing Windshield Wipers automatically adjusting to changing weather conditions
Engine Block Heater for dependable cold-weather starting
Premium Floor Liners with removable carpet inserts for year-round interior protection
Deep-Tinted Rear Glass helping reduce glare and improve cabin privacy
Interior Comfort & Convenience
Spacious Crew Cab configuration with premium AT4 interior styling and Jet Black/Kalahari accents
Front Bucket Seats with 10-way power driver adjustment and 8-way power passenger adjustment
Driver Memory Settings for mirrors and seating preferences
Power Sliding Rear Window and Rear Seat Storage Package for added convenience and versatility
Wireless Charging Pad and multiple USB charging ports throughout the cabin
120-Volt Interior Power Outlet and Bed-Mounted Power Outlet for worksite and recreational flexibility
Keyless Open & Push-Button Start for effortless access and ignition
Wrapped Steering Wheel with Power Tilt & Telescopic Steering Column for personalized comfort
Carpeted Interior and premium materials creating a refined cabin environment
Universal Home Remote for convenient control of compatible garage systems
Technology & Connectivity
13.4-inch GMC Premium Infotainment Touchscreen with Google Built-In compatibility and Navigation capability
Wireless Apple CarPlay® & Android Auto™ integration for seamless smartphone connectivity
12-inch Digital Driver Information Center with customizable vehicle information
Bose® Premium Audio System delivering immersive sound quality
Wireless Phone Projection and Bluetooth® connectivity for hands-free communication
Multi-Color 15-inch Head-Up Display projecting key driving information onto the windshield
Rear Camera Mirror and Bed View Camera enhancing visibility while towing or hauling
HD Surround Vision providing a full 360-degree view around the truck
Wi-Fi Hotspot Capability and OnStar® Connected Services functionality
Safety & Driver Assistance
GMC Pro Safety Suite providing advanced driver confidence technologies
Adaptive Cruise Control for more relaxed highway driving
Forward Collision Alert with Low-Speed Automatic Emergency Braking
Lane Keep Assist with Lane Departure Warning
Front & Rear Park Assist for easier maneuvering in tight spaces
Rear Cross Traffic Braking and Rear Pedestrian Alert for added awareness
Trailer Side Blind Zone Alert helping monitor surrounding traffic while towing
Following Distance Indicator and Driver Safety Alert Seat improving driver awareness
IntelliBeam Automatic High Beams adjusting automatically for nighttime driving
Teen Driver Mode and Buckle-to-Drive promoting safer driving habits
Exterior Styling & Utility
Exterior Colour: Sterling Metallic — modern, sleek, and rugged with premium depth
AT4-exclusive styling with bold body-colour bumpers and darkened exterior accents
18-inch Machined Aluminum Wheels wrapped in Goodyear Wrangler Duratrac All-Terrain Tires
LED Fog Lamps, LED Cargo Bed Lighting, and Perimeter Lighting for improved visibility and functionality
GMC MultiPro Tailgate offering versatile loading, step access, and workspace solutions
Spray-On Bedliner protecting the truck bed from heavy-duty wear and tear
Red Front Recovery Hooks adding signature AT4 rugged styling and off-road functionality
Black Molded Splash Guards helping protect the body from debris and mud
Rear CornerStep Bumper for easier bed access during loading and unloading
Active Aero Shutters improving aerodynamic efficiency and performance
Whether you’re towing a trailer, exploring off-road trails, or enjoying every day driving in comfort, the 2023 GMC Sierra 1500 AT4 delivers premium diesel capability, advanced technology, and unmistakable presence. Rugged, refined, and adventure-ready, this AT4 is built for drivers who demand luxury-level comfort with true off-road confidence.
Packages & Options
Standard Equipment
Technical Specifications
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AM/FM Stereo
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Auxiliary Audio Input
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Bluetooth Connection
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MP3 Player
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Navigation System
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Smart Device Integration
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Requires Subscription
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Satellite Radio
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Premium Sound System
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Steering Wheel Audio Controls
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WiFi Hotspot
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Aluminum Wheels
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Tires - Front On/Off Road
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Tires - Rear On/Off Road
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Tires - Front All-Season
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Tires - Rear All-Season
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Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
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Wheelhouse liners, rear
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Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
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Bumper, front, body-colour lower
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Bumper, rear body-colour with corner steps
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CornerStep, rear bumper
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Grille (Black chrome header and grille insert bars with gloss black accents.)
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Daytime Running Lights
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LED Headlights
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Automatic Highbeams
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Fog Lamps
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Lighting, perimeter
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Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
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Heated Mirrors
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Mirror Memory
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Power Folding Mirrors
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Power Mirror(s)
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Mirror caps, high gloss Black
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Intermittent Wipers
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Rain Sensing Wipers
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Variable Speed Intermittent Wipers
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Privacy Glass
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Lamps, cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
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LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
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Integrated Tailgate Step
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Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
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Tailgate and bed rail protection caps, top
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Door handles, body-colour
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Bed Liner
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Bucket Seats
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Leather Seats
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Driver Adjustable Lumbar
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Power Driver Seat
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Passenger Adjustable Lumbar
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Power Passenger Seat
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Heated Front Seat(s)
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Mirror Memory
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Seat Memory
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Cooled Front Seat(s)
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Pass-Through Rear Seat
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Rear Bench Seat
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Heated Rear Seat(s)
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Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
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Floor covering, colour-keyed carpeting
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Floor Mats
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Adjustable Steering Wheel
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Steering wheel, wrapped
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Heated Steering Wheel
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Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
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GMC Premium information Display-13.4" diagonal Multicolour I touch screen
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In-Vehicle Trailering App
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Compass, located in instrument cluster
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Exterior Temperature Display, located in radio display
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Brake lining wear indicator
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Power Windows
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Power Door Locks
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Keyless Entry
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Keyless Start
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Remote Engine Start
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Cruise Control
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Security System
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Wireless Charging (Beginning October 26, 2022 through November 20, 2022, certain vehicles will be forced to include (00C) Not Equipped with Wireless Charging, which removes Wireless Charging. See dealer for details or the window label for the features on a specific vehicle.)
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Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
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Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
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Auxiliary Audio Input
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MP3 Player
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USB ports, (2) charge-only, rear
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A/C
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Climate Control
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Multi-Zone A/C
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Air vents, rear
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Rear Defrost
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Auto-Dimming Rearview Mirror
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Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
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GMC Connected Access capable (Subject to terms. See onstar.ca or dealer for details.)
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Diesel Fuel
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Straight 6 Cylinder Engine
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Turbocharged
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10-Speed A/T
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A/T
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Transmission w/Dual Shift Mode
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Rear axle, 3.23 ratio
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Pickup bed
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GVWR, 7200 lbs. (3266 kg) (Requires TK10*43 Crew Cab 4WD model with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
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Keyless Start
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Air filter, heavy-duty
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Automatic Stop/Start
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Hill Descent Control
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Locking/Limited Slip Differential
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Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
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Suspension, Off-Road with 2" factory installed lift and monotube shocks
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Four Wheel Drive
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Alternator, 220 amps
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Battery, heavy-duty 850 cold-cranking amps/95 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
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Frame, fully-boxed, hydroformed front section
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Trailer brake controller, integrated
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Tow Hooks
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Skid Plates
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Cargo tie downs (12), fixed, rated at 500 lbs per corner
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Power Steering
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4-Wheel Disc Brakes
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ABS
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Capless Fuel Fill
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Exhaust, aluminized stainless-steel muffler and tailpipe
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Tow Hitch
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Automatic Highbeams
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Front Collision Mitigation
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Front Collision Warning
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Lane Departure Warning
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Lane Keeping Assist
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Front Collision Mitigation
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Front Collision Warning
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Stability Control
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Traction Control
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Daytime Running Lights
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Driver Air Bag
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Front Head Air Bag
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Front Side Air Bag
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Passenger Air Bag
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Passenger Air Bag Sensor
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Rear Head Air Bag
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Requires Subscription
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Telematics
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Back-Up Camera
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Hitch Guidance
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Aerial View Display System
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Trailer Camera Provisions and trailer viewing software
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Rear Parking Aid
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Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)
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Lane Departure Warning
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Lane Keeping Assist
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Blind Spot Monitor
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Cross-Traffic Alert
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Rear Pedestrian Alert
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Driver Monitoring
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Seat Belt Adjustable Guide Loops, front row only
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Buckle to Drive (Included and only available with (PDI) GMC Pro Safety.)
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Tire Pressure Monitor
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Rear Seat Reminder
No matches were found.
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Vehicle NameGMC Sierra 1500
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Body StyleCrew Cab Pickup
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Body CodeE63
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DrivetrainFour Wheel Drive
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Trans Order CodeMQC
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Trans Type10
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Trans Description Cont.Automatic
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Transfer Case ModelMagna MP3023/4
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Transfer Case Gear Ratio (:1), High1.00
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Transfer Case Gear Ratio (:1), Low2.69
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Passenger Capacity5
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Front Head Room (in)43.03
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Front Leg Room (in)44.53
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Front Shoulder Room (in)64.54
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Front Hip Room (in)60.78
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Second Head Room (in)40.12
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Second Leg Room (in)43.4
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Second Shoulder Room (in)64
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Second Hip Room (in)59.24
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Gross Axle Wt Rating - Front (lbs)3800
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Gross Axle Wt Rating - Rear (lbs)3800
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Curb Weight - Front (lbs)2928
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Curb Weight - Rear (lbs)1957
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Gross Vehicle Weight Rating Cap (lbs)7200
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Gross Combined Wt Rating (lbs)15000
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EnerGuide Estimate - City (L/100 km)11.1
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EnerGuide Estimate - Hwy (L/100 km)10.2
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G/km Of CO2 Emissions288
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Dead Weight Hitch - Max Trailer Wt. (lbs)5000
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Dead Weight Hitch - Max Tongue Wt. (lbs)500
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Wt Distributing Hitch - Max Trailer Wt. (lbs)8700
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Wt Distributing Hitch - Max Tongue Wt. (lbs)870
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)6600
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)1650
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Maximum Trailering Capacity (lbs)8900
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Engine TypeTurbocharged Diesel I6
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Fuel SystemDirect Injection
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Engine Order CodeLZ0
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Displacement3.0L/183
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SAE Net Horsepower @ RPM305 @ 3750
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SAE Net Torque @ RPM495 @ 2750
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Cold Cranking Amps @ 0° F (Primary)850
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Maximum Alternator Capacity (amps)220
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Frame TypeHydroformed
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Suspension Type - FrontIndependent
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Suspension Type - RearSolid Axle
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Spring Capacity - Front (lbs)3800
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Spring Capacity - Rear (lbs)3850
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Axle Capacity - Front (lbs)3800
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Axle Capacity - Rear (lbs)3800
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Axle Ratio (:1) - Front3.23
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Axle Ratio (:1) - Rear3.23
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Stabilizer Bar Diameter - Front (in)1.3
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Front Tire Order CodeR3O
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Rear Tire Order CodeR3O
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Spare Tire Order CodeXCQ
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Front Tire SizeLT275/65R18C
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Rear Tire SizeLT275/65R18C
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Spare Tire Size265/70R17SL
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Front Tire Capacity (lbs)3800
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Rear Tire Capacity (lbs)3800
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Revolutions/Mile @ 45 mph - Front (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Rear (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Spare (Rev/Mile)N/A
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Front Wheel Size (in)18 x 8.5
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Rear Wheel Size (in)18 x 8.5
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Spare Wheel Size (in)17 x 8
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Front Wheel MaterialAluminum
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Rear Wheel MaterialAluminum
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Spare Wheel MaterialSteel
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Steering TypeElectric Rack & Pinion
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Turning Diameter - Curb to Curb (ft)50.7
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Turning Diameter - Wall to Wall (ft)N/A
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Brake TypePwr
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Brake ABS System4-Wheel
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Disc - FrontYes
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Disc - RearYes
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Front Brake Rotor Diam x Thickness (in)13.5 x 1.18
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Rear Brake Rotor Diam x Thickness (in)13.6 x 0.79
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Fuel Tank Capacity, Approx (L)91
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Wheelbase (in)157.05
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Length, Overall (in)242.45
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Width, Max w/o mirrors (in)81.24
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Height, Overall (in)78.24
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Ground Clearance, Front (in)10.97
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Ground Clearance, Rear (in)10.97
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Cargo Box Length @ Floor (in)79.44
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Cargo Box Width @ Floor (in)71.4
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Cargo Box Width @ Wheelhousings (in)50.63
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Cargo Box (Area) Height (in)22.4
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Cargo Volume (ft³)71.7
No matches were found.
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* Every reasonable effort is made to ensure the accuracy of the information listed above. Vehicle pricing, incentives, options (including standard equipment), and technical specifications listed is for the 2023 GMC Sierra 1500 AT4 may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.