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2023 GMC Sierra 2500HD SLE
Vehicle Details
Body Style
Truck
Engine
6.6L 8Cyl
Exterior Colour
White
Interior Colour
Black
Transmission
Automatic
Drivetrain
4×4
Stock #
302457
Trim Details
4WD Crew Cab Standard Box SLE
The 2023 GMC Sierra 2500HD SLE combines heavy-duty capability, advanced technology, and refined comfort in a versatile pickup built for work and play. With its muscular stance, bold accents, and intelligent features, it delivers strength and confidence on every drive.Â
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Performance & CapabilityÂ
Engine: Duramax® 6.6L V8 Turbo Diesel delivering massive torque and reliable power for towing and haulingÂ
Transmission: Allison® 10-speed automatic for smooth shifts and optimized performance under heavy loadsÂ
Drivetrain: AutoTrac 2-speed transfer case 4WD for exceptional traction in off-road or low-traction conditionsÂ
Axle & Towing:Â
3.42 rear axle ratio for balanced towing and payload capacityÂ
Auto-locking rear differential for improved grip on uneven terrainÂ
Trailer brake controller and engine exhaust brake for safe, controlled towingÂ
Gooseneck/5th Wheel Prep Package with stamped bed holes and 7-pin harnessÂ
Suspension & Durability: Standard suspension package with reinforced heavy-duty components, skid protection, and high-capacity cooling systemsÂ
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Interior Comfort & ConvenienceÂ
Seating & Layout:Â
10-way power driver seat with lumbar supportÂ
Heated driver and front passenger seatsÂ
60/40 folding rear bench with USB ports for passenger convenienceÂ
Jet Black premium interior trimÂ
Climate & Comfort:Â
Tri-zone automatic climate control for tailored cabin comfortÂ
Heated steering wheel for cold-weather drivesÂ
Rear window defogger and rear air ventsÂ
Cabin Utility & Technology:Â
Keyless open and start with remote vehicle startÂ
Power windows with express up/down, power door locksÂ
12V auxiliary outlets front and rear, plus LED cargo bed lightingÂ
Rear seat storage options for tools and personal itemsÂ
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Infotainment & ConnectivityÂ
GMC Infotainment System: 7" touchscreen with Apple CarPlay® and Android Autoâ„¢ compatibilityÂ
Audio & Connectivity: 6-speaker audio system, dual USB ports, and Wi-Fi hotspot capableÂ
Driver Information: 4.2" digital driver information display providing customizable vehicle dataÂ
Additional Features: SiriusXM® ready with trial subscription, steering wheel audio controlsÂ
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Safety & Driver AssistanceÂ
Braking & Stability:Â
4-wheel antilock brakes with brake lining wear indicatorÂ
Tire pressure monitoring system for added safetyÂ
Driver Awareness:Â
Rear vision camera and Teen Driver modeÂ
Theft-deterrent system for added securityÂ
Front passenger sensing system and content theft alarmÂ
Trailering Safety:Â
LED fog lamps and roof marker lampsÂ
Trailering mirrors, heated and power-adjustable for enhanced visibilityÂ
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Exterior Styling & UtilityÂ
Design & Finish: Summit White exterior with chrome front and rear bumpers, polished door handles, and fixed/chrome running boardsÂ
Wheels & Tires: 17" machined aluminum wheelsÂ
Truck Bed & Tailgate:Â
Standard bed with spray-on bedlinerÂ
GMC MultiPro® tailgate with EZ-lift power lock and releaseÂ
LED cargo bed lighting for improved visibilityÂ
Worksite Ready:Â
Rear bumper CornerSteps for easy access to bedÂ
Black front recovery hooksÂ
Active aero shutters and heavy-duty front grille for optimized performance and protectionÂ
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The 2023 GMC Sierra 2500HD SLE delivers professional-grade capability, intelligent technology, and all-day comfort. Whether tackling a jobsite, towing a trailer, or hitting the road for adventure, it’s a heavy-duty truck built for drivers who demand power, reliability, and refinement.Â
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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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Smart Device Integration
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Requires Subscription
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Satellite Radio
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Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)
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WiFi Hotspot
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Aluminum Wheels
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Tires - Front All-Season
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Tires - Rear All-Season
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Conventional Spare Tire
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Bumper, front chrome lower
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Bumper, rear chrome with bumper CornerSteps
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CornerStep, rear bumper
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Cargo tie downs (12), fixed rated at 500 lbs (226.8 kg) per corner
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Mouldings, beltline, stainless steel
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Grille (Chrome surround with high gloss Black mesh and Chrome inserts.)
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Daytime Running Lights
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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 tail and incandescent stop, turn and reverse light
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Heated Mirrors
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Integrated Turn Signal Mirrors
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Power Mirror(s)
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Privacy Glass
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Door handles, body-colour
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Integrated Tailgate Step
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Tailgate and bed rail protection caps, top
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Hood Insulator
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Split Bench Seat
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Cloth Seats
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Seat adjuster, passenger 4-way manual
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Pass-Through Rear Seat
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Rear Bench Seat
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Floor covering, colour-keyed carpeting
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Floor Mats
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Steering wheel, wrapped
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Steering Wheel Audio Controls
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Adjustable Steering Wheel
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Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
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Driver Information Centre, 4.2" diagonal colour display includes driver personalization
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Compass, located in instrument cluster
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Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
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Power Windows
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Power Door Locks
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Keyless Entry
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Cruise Control
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Auxiliary Audio Input
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MP3 Player
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Power Outlet
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A/C
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Air vents, rear (Not available with Regular Cab model.)
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Mirror, inside rearview, manual tilt
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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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8 Cylinder Engine
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Gasoline Fuel
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6-Speed A/T
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A/T
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Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
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Running Boards/Side Steps
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GVWR, 10,450 lbs. (5012 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 17" wheels or TK20903 model and (L8T) 6.6L V8 gas engine with 18" or 20" wheels.)
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Transfer case, two-speed, electronic shift with push button controls (Requires 4WD models.)
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Locking/Limited Slip Differential
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Four Wheel Drive
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Cooling, external engine oil cooler
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Cooling, auxiliary external transmission oil cooler
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Air filter, heavy-duty
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Air filtration monitoring
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Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
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Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
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Trailer brake controller, integrated
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Tow Hooks
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Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
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Suspension Package (Not available with (X31) Off-Road Package.)
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Power Steering
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4-Wheel Disc Brakes
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ABS
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Brake lining wear indicator
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Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.)
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Tow Hitch
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Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
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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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Seat Belt Adjustable Guide Loops, front row only (Included and only available on Crew Cab and Double models. Not available with (ZW9) pickup bed delete.)
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Requires Subscription
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Telematics
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Back-Up Camera
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Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
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Driver Restriction Features
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Tire Pressure Monitor
No matches were found.
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Vehicle NameGMC Sierra 2500HD
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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 CodeMGM
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Trans Type10
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Trans Description Cont.Automatic
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First Gear Ratio (:1)4.54
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Second Gear Ratio (:1)2.87
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Third Gear Ratio (:1)2.06
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Fourth Gear Ratio (:1)1.72
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Fifth Gear Ratio (:1)1.48
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Sixth Gear Ratio (:1)1.26
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Seventh Gear Ratio (:1)1.00
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Eighth Gear Ratio (:1)0.85
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Ninth Gear Ratio (:1)0.68
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Tenth Gear Ratio (:1)0.63
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Reverse Ratio (:1)4.54
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Clutch Size (in)N/A
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Passenger Capacity6
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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)66.02
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Front Hip Room (in)61.18
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Second Head Room (in)39.88
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Second Leg Room (in)43.4
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Second Shoulder Room (in)65.3
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Second Hip Room (in)60.24
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Gross Axle Wt Rating - Front (lbs)4800
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Gross Axle Wt Rating - Rear (lbs)6390
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Curb Weight - Front (lbs)3862
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Curb Weight - Rear (lbs)2795
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Gross Vehicle Weight Rating Cap (lbs)11150
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Gross Combined Wt Rating (lbs)24000
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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)14500
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Wt Distributing Hitch - Max Tongue Wt. (lbs)1450
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)16650
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)4162
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Maximum Trailering Capacity (lbs)18500
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Engine Order CodeL8T
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Engine TypeGas V8
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Displacement6.6L
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Fuel SystemDirect Injection
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SAE Net Horsepower @ RPM401 @ 5200
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SAE Net Torque @ RPM464 @ 4000
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Engine Oil CoolerYes
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Cold Cranking Amps @ 0° F (Primary)720
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Maximum Alternator Capacity (amps)220
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Maximum Alternator WattsN/A
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Suspension Type - Front (Cont.)w/Torsion Bar
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Suspension Type - Rear (Cont.)3-Stage Leaf
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Suspension Type - FrontShort/Long Arm
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Suspension Type - RearMulti-Leaf Springs
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Axle Ratio (:1) - Front3.42
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Axle Ratio (:1) - Rear3.42
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Shock Absorber Diameter - Front (mm)51
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Shock Absorber Diameter - Rear (mm)51
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Stabilizer Bar Diameter - Front (in)1.38
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Front Tire Order CodeQHQ
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Rear Tire Order CodeQHQ
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Spare Tire Order CodeZHQ
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Front Tire SizeLT245/75R17E
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Rear Tire SizeLT245/75R17E
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Spare Tire SizeLT245/75R17E
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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)17
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Rear Wheel Size (in)17
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Spare Wheel Size (in)17
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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 TypePwr Recirculating Ball
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Turning Diameter - Curb to Curb (ft)52.7
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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)14 x 1.6
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Rear Brake Rotor Diam x Thickness (in)14.1 x 1.3
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Fuel Tank Capacity, Approx (L)136
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Wheelbase (in)158.94
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Length, Overall (in)250.08
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Width, Max w/o mirrors (in)81.85
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Height, Overall (in)79.82
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Cab to Axle (in)42.1
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Ground Clearance, Front (in)10.12
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Ground Clearance, Rear (in)10.12
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Cargo Box Length @ Floor (in)82.2
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Cargo Box Width @ Floor (in)71.4
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Cargo Box Width @ Wheelhousings (in)51.85
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Cargo Box (Area) Height (in)21
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Cargo Volume (ft³)69.5
No matches were found.
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