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2025 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 #
263255
Trim Details
4WD Double Cab Standard Box SLE
The 2025 GMC Sierra 2500HD SLE equipped with the Duramax diesel engine is a powerful, versatile heavy-duty truck designed to handle demanding tasks with ease. Combining impressive towing and hauling capabilities with modern technology and a comfortable interior, this truck is built for both work and play. Ideal for those who need serious power without sacrificing convenience and comfort, the Sierra 2500HD SLE is ready for any challenge.
Engine & Performance:
- 6.6L Duramax Turbo-Diesel V8 engine delivering 470 horsepower and 975 lb-ft of torque for substantial towing and hauling power
- Paired with a 10-speed Allison automatic transmission for smooth, efficient shifting, especially under heavy loads
- Four-Wheel Drive (4WD) with an automatic locking rear differential for improved traction on challenging terrains
- Exhaust brake system for added control on downhill grades, particularly useful when towing
- Advanced trailering features such as Trailer Sway Control and Hill Start Assist to enhance stability and confidence while towing
Interior Features:
- Durable cloth seating with comfortable space for up to six passengers
- heated front seats and a heated steering wheel for added comfort in cold weather
- 10-way power-adjustable driver’s seat for added comfort on long drives
- 13.4-inch GMC Infotainment System touchscreen with a high-resolution display and available navigation
- Wireless Apple CarPlay and Android Auto for easy smartphone integration
- Multiple USB ports and a 120-volt power outlet for convenient charging on the go
- Dual-zone automatic climate control to keep all passengers comfortable
Technology & Safety:
- GMC Pro Safety suite, including:
- Forward Collision Alert with Automatic Emergency Braking
- Lane Departure Warning
- Following Distance Indicator
- HD Rear Vision Camera with Hitch Guidance for easier trailer connections
- Rear Cross Traffic Alert and Side Blind Zone Alert for enhanced safety while maneuvering in busy areas
- Tire Pressure Monitoring System (TPMS) with individual tire pressure displays
Exterior Design:
- Bold front grille with chrome accents for a professional, rugged look
- 18-inch aluminum wheels
- LED headlights, taillights, and daytime running lights for enhanced visibility and modern styling
- CornerStep rear bumper and optional side steps for easy access to the truck bed
- Durable spray-on bedliner to protect the bed from wear and tear during heavy-duty tasks
Cargo & Versatility:
- 6.75-foot bed option to accommodate a variety of cargo needs
- Bed-mounted 120-volt power outlet for added utility on job sites or during outdoor adventures
- Multiple cargo tie-down points and LED bed lighting for organized and visible cargo management
- Ample in-cabin storage, including a large center console, door pockets, and under-seat compartments
- Rear seat-folding capability to provide additional interior cargo space when needed
The 2025 GMC Sierra 2500HD SLE with the Duramax engine is a powerhouse truck built for heavy-duty performance and everyday comfort. With exceptional towing capacity, advanced safety features, and a spacious interior, this Sierra 2500HD SLE is an excellent choice for those who demand power, reliability, and versatility in their truck.
Call or email the sales team for more information, or to book a test drive @ 403-329-4444 / info@davisgm.ca Our GMC’s come with a 5 year/160,000 km Power train warranty for added peace of mind motoring
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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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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Bed Step, Black integrated on forward portion of bed on driver and passenger side (Not available on (ZW9) pickup bed delete.)
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Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner
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Daytime Running Lights
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Automatic Highbeams
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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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Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps
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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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Tailgate, standard (Deleted with (ZW9) pickup bed delete.)
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Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light (Deleted with (ZW9) pickup bed delete.)
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Tailgate and bed rail protection caps, top (Deleted with (ZW9) pickup bed delete.)
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Split Bench Seat
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Cloth Seats
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Seat adjuster, driver 4-way manual
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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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Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
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Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
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GMC Premium information Display- 13.4" diagonal Multicolour touch screen
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Exterior Temperature Display, located in radio display
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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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Cruise Control
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Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed 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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Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet) (Deleted with (ZW9) pickup bed delete.)
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Air vents, rear (Not available with Regular Cab model.)
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A/C
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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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8 Cylinder Engine
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Gasoline Fuel
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10-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, 10,350 lbs. (4695 kg) (Included and only available with TC20903 model and (L8T) 6.6L V8 gas engine with 18" or 20" wheels or TK20753 and (L8T) 6.6L V8 gas engine with 17" wheels.)
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Keyless Start
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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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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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Tow Hitch
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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 dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
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Lane Departure Warning
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Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)
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Seat Belt Adjustable Guide Loops, front row only (Included and only available on Crew Cab and Double Cab models. Not available with (ZW9) pickup bed delete.)
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Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
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Driver Restriction Features
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Tire Pressure Monitor
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Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering (Not available on (ZW9) pickup bed delete.)
No matches were found.
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Vehicle NameGMC Sierra 2500HD
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Body StyleDouble 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)0.69
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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)35.24
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Second Shoulder Room (in)64.88
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Second Hip Room (in)60.24
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Curb Weight - Front (lbs)3951
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Curb Weight - Rear (lbs)2805
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Gross Vehicle Weight Rating Cap (lbs)112000
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Gross Combined Wt Rating (lbs)26000
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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)17900
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)4425
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Maximum Trailering Capacity (lbs)14500
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Engine Order CodeL5P
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Engine TypeTurbocharged Diesel V8
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Displacement6.6L
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Fuel SystemDirect Injection
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SAE Net Horsepower @ RPM470 @ 2800
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SAE Net Torque @ RPM975 @ 1600
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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 - 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)2.01
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Shock Absorber Diameter - Rear (mm)2.01
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Stabilizer Bar Diameter - Front (in)1.38
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Front Tire Order CodeQF6
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Rear Tire Order CodeQF6
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Spare Tire Order CodeZYG
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Front Tire SizeLT275/70R18E
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Rear Tire SizeLT275/70R18E
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Spare Tire SizeLT275/70R18
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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
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Rear Wheel Size (in)18
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Spare Wheel Size (in)18
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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)49.5
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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)110
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Wheelbase (in)149
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Length, Overall (in)241.22
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Width, Max w/o mirrors (in)81.85
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Height, Overall (in)79.95
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Cab to Axle (in)42.17
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Ground Clearance, Front (in)10.16
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Ground Clearance, Rear (in)10.16
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Cargo Box Length @ Floor (in)82.25
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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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* 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 2025 GMC Sierra 2500HD SLE may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.