Cooling, external engine oil cooler heavy-duty air-to-oil, integral to driver side of radiator tank
Differential, heavy-duty automatic locking rear
Engine, Vortec 6.2L Variable Valve Timing V8 SFI E85- compatible, FlexFuel capable of running on unleaded or up to 85% ethanol (403 hp [300.5 kW] @ 5700 rpm, 417 lb-ft of torque [565.4 N-m] @ 4300 rpm)
Exhaust, aluminized stainless-steel muffler and tailpipe
Frame, fully-boxed, hydroformed front section
GVWR, 7000 lbs. (3175 kg) (Requires TK10543 models.)
Heavy Duty Cooling Package, heavy-duty includes (KC4) external engine oil cooler, (KNP) auxiliary external transmission oil cooler, electric fan and heavy-duty radiator
Pickup box, Wideside
Rear axle, 3.42 ratio (Refer to Engine/Axle chart for availability.)
Skid Plate Package includes front underbody shield starting behind front bumper and running to first cross-member, protecting front underbody, oil pan, differential case and transfer case, frame-mounted shields
Steering, power
Suspension Package, High-Performance includes 36mm front stabilizer bar
Suspension, front coil-over-shock with stabilizer bar
Suspension, rear 2-stage multi-leaf springs, semi-elliptic
Tools, mechanical jack and wheel wrench located in back of cab
Trailering Package, heavy-duty includes trailering hitch platform, 7-wire harness (harness includes wires for: park lamps, backup lamps, right turn, left turn, electric brake lead, battery and ground) with independent fused trailering circuits mated to a 7-way sealed connector and instrument panel jumper wiring harness for electric trailer brake co
Transfer case, AWD, electronic automatic system (Requires TK10543 models.)
Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode
Air conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passenger
Assist handles, front passenger and rear outboard
Coat hooks, driver- and passenger-side rear
Console, floor with CD carrier, storage bin, rear cup holders and rear powerpoints
Cruise control, electronic with set and resume speed
Cup holders, in console and rear
Defogger, rear-window electric (Not available with (A48) power sliding rear window.)
Door locks, power
Driver Information Center with odometer, trip odometer and message center (monitors numerous systems depending on vehicle equipment level including low fuel, turn signal "on", transmission temperature and oil change notification)
Floor covering, color-keyed carpeting includes rear floor mats
Floor mats color-keyed carpeted first and second row, removable
Headliner, Opal Gray-colored cloth with matching retainer moldings
Instrumentation, analog with speedometer, odometer with trip odometer, fuel level, voltmeter, engine temperature, oil pressure and tachometer
Lighting, interior with dome and reading lights, illuminated entry feature and blue backlit instrument panel switches
Mirror, inside rearview auto-dimming with rear camera display (Included and only available with (UVC) Rear Vision Camera when ordered with (UUN) or (UUJ) audio systems. Not included when (UYS) audio system with navigation, AM/FM stereo with CD player and MP3 playback is ordered.)
Nuance leather-appointed
Pedals, power-adjustable for accelerator and brake
Power outlets 2 auxiliary instrument panel-mounted with covers, 12-volt
Remote vehicle starter system includes Remote Keyless Entry with 2 transmitters, panic button and content theft alarm (Remote Keyless Entry does not lock/unlock tailgate.)
Seats, front bucket includes 12-way power driver and front passenger seat adjusters, 2-way power lumbar control, heated seat cushions and seatbacks, 2-position driver memory, adjustable outboard head restraints, floor console, dual inboard armrests and storage pockets
Seats, heated and cooled seat cushion and seat back for driver and front passenger with 4-way lumbar
Steering column Tilt-Wheel, adjustable with brake/transmission shift interlock, color-keyed
Steering wheel controls mounted audio and Driver Information Center controls which provides access to enhanced Driver Information Center features and information
Steering wheel, heated, leather-wrapped and color-keyed with theft-deterrent locking feature
Universal Home Remote
Visors, driver and front passenger illuminated vanity mirrors padded with cloth trim, Opal-Gray-colored
Warning tones headlamp on, key-in-ignition, driver and passenger buckle up reminder and turn signal on
Windows, power with driver and front passenger Express-Down
Air bags, frontal, driver and right-front passenger with Passenger Sensing System (Always use safety belts and the correct child restraints for your child's age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. See the Owner's Manual and child
Air bags, head curtain side-impact, front and rear outboard seating positions with rollover sensor (Head curtain side air bags are designed to help reduce the risk of head and neck injuries to front and rear seat outboard occupants on the near side of certain side-impact collisions. Always use safety belts and the correct child restraints for your
Air bags, seat-mounted side-impact, driver and right-front passenger for thorax and pelvic protection (Always use safety belts and the correct child restraints for your child's age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. See the Owne
Automatic Crash Response
Daytime Running Lamps with automatic exterior lamp control
Door locks, rear child security.
OnStar Turn-by-Turn Navigation
OnStar, 6 months of Directions and Connections plan includes Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance including Remote Ignition Block, Remote Door Unlock (requires power locks), Turn-by-Turn Navigation with Destination Download (requires navigation radio) and OnStar eNav (where available), OnStar Vehicl
Rear Parking Assist, Ultrasonic with audible warning
Rear Vision Camera (Note: images appear on Navigation screen for units equipped with (UYS) AM/FM stereo with MP3 compatible CD/DVD player and navigation). (Requires (UUL) AM/FM stereo with MP3 compatible CD player and navigation or (UUK) AM/FM stereo with MP3 compatible CD/DVD player and navigation.)
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Stolen Vehicle Assistance
Tire Pressure Monitor System (does not apply to spare tire)
Pictures of used 2012 GMC Sierra 1500 AWD Crew Cab 143.5" Denali in Plantsville, CT
Please confirm the accuracy of the specifications provided above with the dealer's
representative. Neither the dealer nor the provider of the information is responsible
for misprints or other errors regarding this data. Mileage information is based on an EPA rating at the time the vehicle was manufactured.
Actual mileage will vary with options, driving conditions, driving habits, and vehicle's condition.
