• Adaptive Cruise Control
• Air conditioning, dual-zone automatic climate control
• Air vents, rear
• Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
• Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones
• Bluetooth® for phone connectivity to vehicle infotainment system
• Bose Sound System, premium 7-speaker system with Richbass woofer
• Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
• Compass, located in instrument cluster
• Defogger, rear-window electric
• Door locks, power
• Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
• Driver memory recalls driver "presets" for power driver seat and outside mirrors
• Exterior Temperature Display, located in radio display
• Floor covering, color-keyed carpeting
• GMC Premium information Display- 13.4" diagonal Multicolor touch screen
• Keyless Open and Start includes remote keyless entry
• Mirror, inside rearview auto-dimming
• Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
• Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
• Premium Floor Liners with removable carpet insert, front
• Premium Floor Liners with removable carpet insert, rear
• Rear Seat Reminder
• Remote vehicle starter system
• Seat adjuster, driver 10-way power including lumbar
• Seat adjuster, passenger 10-way power including lumbar
• Seat trim, Perforated front Leather
• Seat, Up-level Rear with Storage Package 60/40 folding bench, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
• Seating, heated driver and front outboard passenger
• Seats, front bucket with center console
• Seats, heated second row outboard seats
• Seats, ventilated driver and front passenger
• SiriusXM Trial Subscription
• SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit www.siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
• Steering column, manual Tilt-Wheel and telescoping
• Steering wheel audio controls
• Steering wheel, heated
• Steering wheel, wrapped
• Theft-deterrent system, unauthorized entry
• USB ports, (2) charge-only, rear
• USB Ports, 2 (first row) located on console
• USB Ports, 2, Charge/Data ports located inside center console
• Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
• Window, power front, passenger express up/down
• Windows, power front, drivers express up/down
• Windows, power rear, express down
• Wireless Charging
• Wireless phone projection for Apple CarPlay and Android Auto

• Air filter, heavy-duty
• Air filtration monitoring
• Auto-locking rear differential
• Brake lining wear indicator
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Four wheel drive
• Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
• Hill Descent Control
• In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
• Pickup bed includes bed assist step
• Push Button Start
• Recovery hooks, Red
• Skid Plates protect the oil pan, front axle and transfer case
• Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
• Suspension, Off-Road includes twin-tube shocks
• Trailer brake controller, integrated
• Transfer case, two-speed active, electronic Autotrac with push button control

• Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
• Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
• Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions
• 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.)
• Daytime Running Lamps, LED signature lighting
• Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
• Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
• Front and Rear Park Assist, ultrasonic
• Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
• HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
• Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
• Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
• LED Signature DRL's
• OnStar Equipped (subscription required)
• OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
• Rear Cross Traffic Alert
• Rear Seat Belt Indicator
• Safety Alert Seat
• Seat Belt Adjustable Guide Loops, front row only
• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
• Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
• Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
• Trailer Camera Provisions and trailer viewing software
• Trailer Side Blind Zone Alert
• Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering

ENGINE, 6.6L V8

• with Direct Injection and Variable Valve Timing
• gasoline
• (401 hp [299 kW] @ 5200 rpm
• 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD)

• X31 Off-Road Package includes (JHD) Hill Descent Control
• (NZZ) skid plates
• Off-Road suspension and Twin-tube Rancho shocks
• ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
• Engine
• 6.6L V8 with Direct Injection and Variable Valve Timing
• gasoline
• (401 hp [299 kW] @ 5200 rpm
• 464 lb-ft of torque [629 N-m] @ 4000 rpm)
• Rear axle
• 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
• GVWR
• 10
• 850 lbs. (4921 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18"
• 20" or 22" wheels.)
• Hill Descent Control
• Transfer case
• two-speed active
• electronic Autotrac with push button control
• Auto-locking rear differential
• Four wheel drive
• Cooling
• external engine oil cooler
• Cooling
• auxiliary external transmission oil cooler
• Air filter
• heavy-duty
• Air filtration monitoring
• 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.)
• Alternator
• 170 amps (Requires (L8T) 6.6L V8 gas engine.)
• Trailer brake controller
• integrated
• In-vehicle Trailering App
• System includes checklist
• trailer maintenance reminders
• trailer security alerts
• trailer mileage
• tow/haul reminder
• trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
• Recovery hooks
• Red
• Skid Plates protect the oil pan
• front axle and transfer case
• Frame
• fully-boxed
• hydroformed front section and a fully-boxed stamped rear section
• Suspension
• Off-Road includes twin-tube shocks
• Steering
• Digital Variable Steering Assist this system automatically adjusts steering based on speed
• road conditions
• and other inputs to reduce driver effort and fatigue
• Brakes
• 4-wheel antilock
• 4-wheel disc with DURALIFE rotors
• Brake lining wear indicator
• Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
• Tire
• spare LT275/70R18 all-terrain
• blackwall
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper
• front
• body-color lower
• Bumper
• rear body-color with bumper CornerSteps
• Bedliner
• Spray-on
• Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (TCH)
• not available with any other Ship Thru code.)
• Bed Step
• Black integrated on forward portion of bed on driver and passenger side
• CornerStep
• rear bumper
• Cargo tie downs (12)
• fixed
• rated at 500 lbs per corner
• Wheelhouse liners
• rear
• Moldings
• beltline
• Black
• Grille (Gloss Black header and grille insert bars with Black Chrome accents.)
• Fog lamps
• LED
• Lamps
• cargo area cab mounted integrated with center high mount stop lamp
• with switch in bank on left side of steering wheel
• LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
• Taillamps
• Animated LED Signature Tail
• Stop
• turn and Reverse lamps
• Mirrors
• outside power-adjustable vertical trailering with heated and auto-dimming upper glass
• (driver and passenger)
• lower convex mirrors
• turn signal indicators
• puddle lamps
• (U12) perimeter lighting
• auxiliary lighting
• power folding/extending (extends 3.31" [84.25mm]) lighting
• Mirror caps
• high gloss Black
• Glass
• deep-tinted
• Wipers
• front rain-sensing
• Door handles
• body-color
• Tailgate
• GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
• Tailgate
• gate function manual with EZ Lift includes power lock and release
• includes hitch area light
• Tailgate and bed rail protection caps
• top
• Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
• Seat
• Up-level Rear with Storage Package 60/40 folding bench
• includes full-length bench seat
• seatback storage on left and right side
• center fold out armrest with 2 cupholders
• full cab width under-seat storage
• (includes child seat top tether anchor)
• Seat adjuster
• driver 10-way power including lumbar
• Seat adjuster
• passenger 10-way power including lumbar
• Seats
• heated second row outboard seats
• Driver memory recalls driver "presets" for power driver seat and outside mirrors
• Center Console
• floor-mounted with cup holders
• cell phone storage
• power cord management
• hanging file folder capability
• Floor covering
• color-keyed carpeting
• Steering wheel
• wrapped
• Steering wheel
• heated
• Steering wheel audio controls
• Steering column
• manual Tilt-Wheel and telescoping
• Driver Information Center
• enhanced
• 12.3" diagonal reconfigurable multicolor digital display
• Rear seat reminder
• GMC Premium information Display- 13.4" diagonal Multicolor touch screen
• Exterior Temperature Display
• located in radio display
• Compass
• located in instrument cluster
• Remote vehicle starter system
• ADAPTIVE CRUISE CONTROL
• Wireless Charging
• Theft-deterrent system
• unauthorized entry
• Power outlet
• instrument panel
• 120-volt (400 watts shared with (KC9) bed mounted power outlet)
• USB ports
• (2) charge-only
• rear
• Power outlet
• bed mounted
• 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
• Air vents
• rear
• Air conditioning
• dual-zone automatic climate control
• Assist handles front A-pillar mounted for driver and passenger
• rear B-pillar mounted
• StabiliTrak
• stability control system with Proactive Roll Avoidance and traction control
• includes electronic trailer sway control and hill start assist
• Airbags
• dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
• Front and Rear Park Assist
• Ultrasonic
• Bed View Camera
• camera in the CHMSL to show a view of the cargo bed display located in infotainment screen
• includes Two Trailer Camera Provisions
• TRAILER CAMERA PROVISIONS AND TRAILER VIEWING SOFTWARE
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
• Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
• Rear Seat Belt Indicator
• Rear Cross Traffic Alert
• Trailer Side Blind Zone Alert
• Seat Belt Adjustable Guide Loops
• front row only
• 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.)
• Safety Alert Seat
• Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob
• to help encourage safe driving behavior. It can limit certain available vehicle features
• and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
• Trailering Information Label provides max trailer ratings for tongue weight
• conventional
• gooseneck and 5th wheel trailering
• OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select remote commands
• built-in voice assistance
• real-time traffic and navigation
• and Automatic Crash Response to help if you're in need. (OnStar Basics includes select remote commands
• Navigation
• Voice Assistance
• and Automatic Crash Response
• for eligible vehicles with compatible software. For MY25 vehicles
• OnStar Basics is standard for 8 years; OnStar plan
• working electrical system
• cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability
• features and functionality vary by device and software version. See onstar.com for details and limitations.)

• Brakes
• Brake ABS System: 4-Wheel
• Brake Type: Pwr
• Disc - Front (Yes or ): Yes
• Disc - Rear (Yes or ): Yes
• Front Brake Rotor Diam x Thickness (in): 14 x 1.6
• Rear Brake Rotor Diam x Thickness (in): 14.1 x 1.3
• Cargo Area Dimensions
• Cargo Box (Area) Height (in): 21
• Cargo Box Length : Floor (in)
• Cargo Box Width : Floor (in)
• Cargo Box Width : Top, Rear (in)
• Cargo Box Width : Wheelhousings (in)
• Cargo Volume (ft³): 69.5
• Electrical
• Cold Cranking Amps : 0° F (2nd)
• Cold Cranking Amps : 0° F (Primary)
• Maximum Alternator Capacity (amps): 220
• Emissions
• Tons/yr of CO2 Emissions : 15K mi/year
• Exterior Dimensions
• Cab to Axle (in): 42.17
• Ground Clearance, Front (in): 10.12
• Ground Clearance, Rear (in): 10.12
• Height, Overall (in): 79.82
• Length, Overall (in): 250.75
• Wheelbase (in): 158.94
• Width, Max w/o mirrors (in): 81.85
• Frame
• Frame Type: Box Ladder
• Fuel Tank
• Fuel Tank Capacity, Approx (gal): 36
• Interior Dimensions
• Front Head Room (in): 43.03
• Front Hip Room (in): 61.18
• Front Leg Room (in): 44.53
• Front Shoulder Room (in): 66.02
• Passenger Capacity: 5
• Second Head Room (in): 40.12
• Second Hip Room (in): 60.24
• Second Leg Room (in): 43.4
• Second Shoulder Room (in): 65.3
• Steering
• Steering Type: Pwr Recirculating Ball
• Turning Diameter - Curb to Curb (ft): 52.7
• Summary
• Body Code: E63
• Body Style: Crew Cab Pickup
• Vehicle Name: GMC Sierra 2500HD
• Suspension
• Axle Ratio (:1) - Front: 3.73
• Axle Ratio (:1) - Rear: 3.73
• Shock Absorber Diameter - Front (mm): 51
• Shock Absorber Diameter - Rear (mm): 51
• Stabilizer Bar Diameter - Front (in): 1.38
• Suspension Type - Front: Short/Long Arm w/Torsion Bar
• Suspension Type - Rear: 2-Stage Multi-Leaf
• Tires
• Front Tire Order Code: QFG
• Front Tire Size: LT275/65R20E
• Rear Tire Order Code: QFG
• Rear Tire Size: LT275/65R20E
• Revolutions/Mile : 45 mph - Front
• Revolutions/Mile : 45 mph - Rear
• Revolutions/Mile : 45 mph - Spare
• Spare Tire Order Code: ZYG
• Spare Tire Size: LT275/70R18
• Trailering
• Dead Weight Hitch - Max Tongue Wt. (lbs): 500
• Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
• Fifth Wheel Hitch - Max Tongue Wt. (lbs): 4500
• Fifth Wheel Hitch - Max Trailer Wt. (lbs): 18000
• Maximum Trailering Capacity (lbs): 20000
• Wt Distributing Hitch - Max Tongue Wt. (lbs): 1600
• Wt Distributing Hitch - Max Trailer Wt. (lbs): 16000
• Weight Information
• Curb Weight - Front (lbs): 4023
• Curb Weight - Rear (lbs): 2822
• Gross Axle Wt Rating - Front (lbs): 4800
• Gross Combined Wt Rating (lbs): 26000
• Gross Vehicle Weight Rating Cap (lbs): 10850
• Wheels
• Front Wheel Material: Aluminum
• Front Wheel Size (in): 20 x
• Rear Wheel Material: Aluminum
• Rear Wheel Size (in): 20 x
• Spare Wheel Size (in): 18 x