• Wheels, 17" (43.2 cm) painted steel
• Tires, LT235/80R17E all-season highway
• Wheel trim, painted trim skins and painted center caps
• Bumper, front chrome
• Grille, chrome surround
• Headlamps, high intensity discharge (HID) projector-beam with GMC signature LED lighting
• Lamps, Smoked Amber roof marker
• Lamps, cargo area, cab mounted with switch on center switch bank
• Mirrors, outside high-visibility vertical camper-style, Black with manual folding and extension and lower convex spotter glass
• Glass, solar absorbing, tinted
• Door handles, Black

• Audio system, 4.2" Diagonal Color Display, AM/FM stereo with USB port and auxiliary jack (Upgradeable to (IOB) 7" diagonal color display radio with IntelliLink.)
• 6-speaker audio system (Standard on Crew Cab models and Included and only available on Regular Cab models with (IOB) 7" diagonal color touch screen display radio with IntelliLink.)

• Seats, front 40/20/40 split-bench 3-passenger, driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. (Requires (H2Q) vinyl interior trim or (H2R) cloth, interior trim.)
• Seat trim, Vinyl
• Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) (Requires Crew Cab models.)
• Floor covering, Graphite-colored rubberized-vinyl
• Steering column, manual Tilt-Wheel
• Steering wheel, base
• Driver Information Center 3.5-inch diagonal monochromatic display, provides warning messages and basic vehicle information
• Windows, power with driver express up and down and express down on all other windows (Standard on Crew Cab and Double Cab.)
• Door locks, power
• Cruise control, steering wheel-mounted
• Air conditioning, single-zone

• Brakes, 4-wheel antilock, 4-wheel disc with dual rear wheel with DuraLife brake rotors
• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
• Daytime Running Lamps with automatic exterior lamp control
• Air bags, frontal, driver and right front passenger, single stage (Always use safety 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.)

ENGINE, DURAMAX 6.6L TURBO DIESEL V8

• B20-Diesel compatible (397 hp [296.0 kW] @ 3000 rpm
• 765 lb-ft of torque [1032.8 N-m] @ 1600 rpm) Includes (K40) exhaust brake and (K05) engine block heater.)

• Preferred Equipment Group 1SA
• Sierra Convenience Package
• Standard Suspension Package
• 6 Speakers
• 6-Speaker Audio System
• AM/FM radio
• Radio: AM/FM Stereo w/4.2" Diagonal Color Display
• Radio: AM/FM Stereo w/7" Diagonal Color Touch Screen
• SiriusXM Satellite Radio
• Air Conditioning
• Bluetooth® For Phone
• Power steering
• Power windows
• Manual Tilt-Wheel Steering Column
• Traction control
• 4-Wheel Disc Brakes
• ABS brakes
• Dual front impact airbags
• Front anti-roll bar
• Front wheel independent suspension
• Occupant sensing airbag
• Brake assist
• Electronic Stability Control
• Delay-off headlights
• Fully automatic headlights
• High-Intensity Discharge Headlights
• Speed control
• Dual rear wheels
• Engine Block Heater
• Exhaust Brake
• Bumpers: chrome
• Chrome Grille Surround
• Electronic Shift Transfer Case
• Front License Plate Kit
• Power Take Off Engine Control Provisions
• Cloth Seat Trim
• Driver door bin
• Front reading lights
• OnStar Guidance Plan For 6 Months
• OnStar w/4G LTE
• Overhead console
• Passenger vanity mirror
• Rear reading lights
• Rear seat center armrest
• Tachometer
• Tilt steering wheel
• Trip computer
• Voltmeter
• Front 40/20/40 Split-Bench Seat
• Split folding rear seat
• Front Center Armrest w/Storage
• Passenger door bin
• Integrated Trailer Brake Controller
• 17" Painted Steel Wheels
• Deep-Tinted Glass
• Variably intermittent wipers
• 3.73 Rear Axle Ratio
• 4.10 Rear Axle Ratio

• Mileage
• Fuel Economy Est-Combined (MPG): - TBD -
• EPA Fuel Economy Est - City (MPG): - TBD -
• EPA Fuel Economy Est - Hwy (MPG): - TBD -
• Electrical
• Cold Cranking Amps @ 0° F (Primary): 600
• Maximum Alternator Capacity (amps): 150
• Maximum Alternator Watts: - TBD -
• Cooling System
• Total Cooling System Capacity (qts): 25.4
• Total Cooling System Capacity (qts): 16.4
• Weight Information
• Gross Axle Wt Rating - Front (lbs): 5600
• Gross Axle Wt Rating - Front (lbs): 4800
• Gross Axle Wt Rating - Rear (lbs): 9750
• Curb Weight - Front (lbs): 4840
• Curb Weight - Front (lbs): 4120
• Curb Weight - Rear (lbs): 2858
• Curb Weight - Rear (lbs): 2828
• Gross Vehicle Weight Rating Cap (lbs): 13200
• Gross Combined Wt Rating (lbs): 30500
• Gross Combined Wt Rating (lbs): 25000
• Suspension
• Suspension Type - Front: Independent
• Suspension Type - Rear: 3-Stage Spring
• Spring Capacity - Front (lbs): 5600
• Spring Capacity - Front (lbs): 4800
• Spring Capacity - Rear (lbs): 9750
• Axle Type - Front: - TBD -
• Axle Type - Rear: - TBD -
• Axle Capacity - Front (lbs): 5600
• Axle Capacity - Front (lbs): 4800
• Axle Capacity - Rear (lbs): 9750
• 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): 1.31
• Brakes
• Brake Type: Pwr
• Brake ABS System: 4-Wheel
• Disc - Front (Yes or ): Yes
• Disc - Rear (Yes or ): Yes
• Front Brake Rotor Diam x Thickness (in): 14.0 x 1.6
• Rear Brake Rotor Diam x Thickness (in): 14.0 x 1.6
• Tires
• Front Tire Order Code: QQO
• Rear Tire Order Code: QQO
• Front Tire Size: LT235/80R17E
• Rear Tire Size: LT235/80R17E
• Front Tire Capacity (lbs): 2805
• Front Tire Capacity (lbs): 2515
• Rear Tire Capacity (lbs): - TBD -
• Revolutions/Mile @ 45 mph - Front: - TBD -
• Revolutions/Mile @ 45 mph - Rear: - TBD -
• Wheels
• Front Wheel Size (in): 17 x 6.5
• Rear Wheel Size (in): 17 x 6.5
• Front Wheel Material: Steel
• Rear Wheel Material: Steel
• Steering
• Steering Type: Pwr
• Steering Ratio (:1), On Center: 16.0
• Steering Ratio (:1), At Lock: - TBD -
• Turning Diameter - Curb to Curb (ft): 57.4
• Frame
• Frame Type: Hydroformed
• Fuel Tank
• Fuel Tank Capacity, Approx (gal): 23.5
• Aux Fuel Tank Capacity, Approx (gal): 40.0
• Fuel Tank Location: Front
• Aux Fuel Tank Location: Rear
• Exterior Dimensions
• Wheelbase (in): 171.5
• Length, Overall w/o rear bumper (in): 263.5
• Width, Max w/o mirrors (in): 80.51
• Height, Overall (in): 77.76
• Overhang, Front (in): 38.8
• Overhang, Rear w/o bumper (in): - TBD -
• Front Bumper to Back of Cab (in): 117.10
• Cab to Axle (in): 59.06
• Cab to End of Frame (in): - TBD -
• Ground to Top of Frame (in): - TBD -
• Frame Width, Rear (in): - TBD -
• Ground Clearance, Front (in): - TBD -
• Ground Clearance, Rear (in): - TBD -
• Interior Dimensions
• Passenger Capacity: 6
• Front Head Room (in): 42.8
• Front Leg Room (in): 45.27
• Front Shoulder Room (in): 64.84
• Front Hip Room (in): 60.73
• Second Head Room (in): 40.50
• Second Leg Room (in): 40.93
• Second Shoulder Room (in): 64.33
• Second Hip Room (in): 60.24
• Summary
• Vehicle Name: GMC Sierra 3500HD
• Body Style: Crew Cab 171.5" Wheelbase
• Body Code: ZW9
• Emissions
• EPA Greenhouse Gas Score: - TBD -
• Tons/yr of CO2 Emissions @ 15K mi/year: - TBD -