• Air conditioning, single-zone
• Air vents, rear (Not available with Regular Cab model.)
• Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
• Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)
• Audio system, GMC Infotainment System with 7" diagonal color touch-screen AM/FM stereo with seek-and-scan and digital clock, includes Bluetooth® streaming audio for music and select phones; featuring Android Auto and Apple CarPlay capability for compatible phones
• Bluetooth® for phone, connectivity to vehicle infotainment system
• Door locks, power (Standard on Crew Cab and Double Cab. On Regular Cab, included and only available with (PCI) Convenience Package.) (Standard on Crew Cab and Double Cab. On Regular Cab, included and only available with (PCI) Convenience Package or (ZLQ) Fleet Convenience Package.)
• Driver Information Center, 3.5" diagonal monochromatic display
• Exterior Temperature Display, located in radio display
• Floor covering, rubberized-vinyl (Not available with LPO floor liners.)
• Mirror, inside rearview, manual tilt
• Power outlet, front auxiliary, 12-volt
• Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
• Seat adjuster, driver 4-way manual
• Seat adjuster, passenger 4-way manual
• Seat trim, Vinyl
• Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)
• Seats, front 40/20/40 split-bench (no storage)
• Steering column, Tilt-Wheel, manual with wheel locking security feature
• Steering wheel, urethane
• USB port, located on instrument panel
• Window, power front, passenger express down (Standard on Crew Cab and Double Cab. On Regular Cab, included and only available with (PCI) Convenience Package.) (Standard on Crew Cab and Double Cab. On Regular Cab, included and only available with (PCI) Convenience Package or (ZLQ) Fleet Convenience Package.)
• Windows, power front, drivers express up/down (Standard on Crew Cab and Double Cab. On Regular Cab, included and only available with (PCI) Convenience Package.) (Standard on Crew Cab and Double Cab. On Regular Cab, included and only available with (PCI) Convenience Package or (ZLQ) Fleet Convenience Package.)
• Windows, power rear, express down (Not available on Regular Cab models.)

• Air filter, high-capacity
• Air filtration monitoring
• Brake lining wear indicator
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Differential, heavy-duty locking rear
• Four wheel drive
• Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
• Pickup bed includes bed assist step (Deleted when (ZW9) pickup bed delete is ordered.)
• Recovery hooks, front, frame-mounted, Black
• Steering, Recirculating Ball with smart flow power steering system
• Suspension Package (Not available with (X31) Off-Road Package.)
• Transfer case, two-speed, electronic shift with push button controls (Requires 4WD models.)

• 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.)
• Daytime Running Lamps, LED signature lighting
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
• Rear Vision Camera (Deleted with (ZW9) pickup bed delete.)
• 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 with Tire Fill Alert (does not apply to spare tire)

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)

• 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
• 650 lbs. (4831 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18" or 20" wheels
• or TK20943 and (L8T) 6.6L V8 gas engine with 17" wheels.)
• Transfer case
• two-speed
• electronic shift with push button controls (Requires 4WD models.)
• Differential
• heavy-duty locking rear
• Four wheel drive
• Cooling
• external engine oil cooler
• Cooling
• auxiliary external transmission oil cooler
• Air filter
• high-capacity
• 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.)
• Recovery hooks
• front
• frame-mounted
• black
• Frame
• fully-boxed
• hydroformed front section and a fully-boxed stamped rear section
• Suspension Package (Not available with (X31) Off-Road Package.)
• Steering
• Recirculating Ball with smart flow power steering system
• Brakes
• 4-wheel antilock
• 4-wheel disc with DURALIFE rotors
• Brake lining wear indicator
• Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.)
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)
• Bumper
• front chrome lower
• Bumper
• rear chrome with bumper CornerSteps
• CornerStep
• rear bumper
• Cargo tie downs (12)
• fixed rated at 500 lbs per corner
• Moldings
• beltline
• Black
• Grille (Chrome surround with Black mesh.)
• Lamps
• cargo area cab mounted integrated with center high mount stop lamp
• with switch in bank on left side of steering wheel.
• LED tail and incandescent stop
• turn and reverse light
• Mirrors
• outside high-visibility vertical trailering lower convex mirrors
• manual-folding/extending (extends 3.31" [84.25mm])
• molded in Black
• Glass
• solar absorbing
• tinted
• Door handles
• Black grained
• Tailgate
• locking utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)
• Tailgate
• standard (Deleted with (ZW9) pickup bed delete.)
• Tailgate
• gate function manual
• no lift assist (Deleted with (ZW9) pickup bed delete.)
• Tailgate and bed rail protection caps
• top (Deleted with (ZW9) pickup bed delete.)
• Audio system feature
• 6-speaker system (Requires Crew Cab or Double Cab model.)
• Seat adjuster
• driver 4-way manual
• Seat adjuster
• passenger 4-way manual
• Seat
• rear 60/40 folding bench (folds up)
• 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)
• Steering wheel
• urethane
• Steering column
• Tilt-Wheel
• manual with wheel locking security feature
• Instrument cluster
• 6-gauge cluster featuring speedometer
• fuel level
• engine temperature
• tachometer
• voltage and oil pressure
• Driver Information Center
• 3.5" diagonal monochromatic display
• Exterior Temperature Display
• located in radio display
• Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
• Power outlet
• front auxiliary
• 12-volt
• Air conditioning
• single-zone
• Air vents
• rear (Not available with Regular Cab model.)
• Mirror
• inside rearview
• manual tilt
• 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.)
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
• 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 with Tire Fill Alert (does not apply to spare tire)

• 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): 13 x 1.18
• Rear Brake Rotor Diam x Thickness (in): 13.6 x 0.79
• 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): 83.5
• Electrical
• Cold Cranking Amps : 0° F (2nd)
• Cold Cranking Amps : 0° F (Primary)
• Maximum Alternator Capacity (amps): 170
• Maximum Alternator Watts: N/A
• Emissions
• Tons/yr of CO2 Emissions : 15K mi/year
• Exterior Dimensions
• Cab to Axle (in): 55.2
• Ground Clearance, Front (in): 10.08
• Ground Clearance, Rear (in): 10.08
• Height, Overall (in): 79.65
• Length, Overall (in): 266.09
• Wheelbase (in): 172
• Width, Max w/o mirrors (in): 81.85
• 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: 6
• Second Head Room (in): 39.88
• 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): 57.0
• Turning Diameter - Wall to Wall (ft): N/A
• 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: Torsion Bar
• Suspension Type - Rear: 3-Stage Leaf
• Tires
• Front Tire Capacity (lbs): 2756
• Front Tire Order Code: QHQ
• Front Tire Size: LT245/75R17E
• Rear Tire Capacity (lbs): 3197
• Rear Tire Order Code: QHQ
• Rear Tire Size: LT245/75R17E
• Revolutions/Mile : 45 mph - Front
• Revolutions/Mile : 45 mph - Rear
• Revolutions/Mile : 45 mph - Spare
• Spare Tire Capacity (lbs): 3197
• Spare Tire Order Code: ZHQ
• Spare Tire Size: LT245/75R17E
• Trailering
• Dead Weight Hitch - Max Tongue Wt. (lbs): 500
• Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
• Fifth Wheel Hitch - Max Tongue Wt. (lbs): 4150
• Fifth Wheel Hitch - Max Trailer Wt. (lbs): 16600
• Maximum Trailering Capacity (lbs): 18500
• Wt Distributing Hitch - Max Tongue Wt. (lbs): 1450
• Wt Distributing Hitch - Max Trailer Wt. (lbs): 14500
• Weight Information
• Curb Weight - Front (lbs): 3919
• Curb Weight - Rear (lbs): 2822
• Gross Axle Wt Rating - Front (lbs): 5200
• Gross Axle Wt Rating - Rear (lbs): 6390
• Gross Combined Wt Rating (lbs): 24000
• Gross Vehicle Weight Rating Cap (lbs): 10650
• Wheels
• Front Wheel Material: Steel
• Front Wheel Size (in): 17" x
• Rear Wheel Material: Steel
• Rear Wheel Size (in): 17" x
• Spare Wheel Material: Steel
• Spare Wheel Size (in): 17 x