2012 GMC Sierra HD
- Used GMC Sierra HD
- Repairs GMC Sierra HD
2012 GMC Sierra HD Specs & Trims
2012 GMC Sierra HD Extended Cab Long Box 4-Wheel Drive SLE General Specs
- Colors:
- 4-Wheel Drive
- Body Style: Ext Cab 8' Fleetside
- Automatic Transmission (Manual Optional)
- Trim: Extended Cab Long Box 4-Wheel Drive SLE
Exterior
- Body
- Body Style: Ext Cab 8' Fleetside
- Dimensions
- Wheelbase(in): 158.2
- Width, Max w/o mirrors (in): 80.0
- Height, Overall (in): 77.6
- Doors & Windows
- Rear Defrost (Optional)
- Privacy Glass
- Sliding Rear Window (Optional)
- Power Windows
- Exterior Features
- Bed Liner (Optional)
- Pickup Bed Tonneau Cover (Optional)
- Running Boards (Optional)
- Tires & Wheels
- Tires - Front All-Season
- Tires - Front All-Terrain (Optional)
- Tires - Rear All-Season
- Tires - Rear All-Terrain (Optional)
- Compact Spare Tire (Optional)
- Full Size Spare Tire (Optional)
- Tire Pressure Monitoring System
- Aluminum Wheels
- Chrome Wheels
- Steel Wheels
- Towing
- Trailer Hitch Receiver (Optional)
- Maximum Trailering Capacity (lbs): 13900
Interior
- Convenience & Comfort
- Alarm
- Auxiliary Pwr Outlet
- Back-Up Camera (Optional)
- Cruise Control
- Fog Lamps (Optional)
- Auto-Off Headlights
- Rear Parking Aid (Optional)
- Front Reading Lamps
- Remote Engine Start (Optional)
- Adjustable Steering Wheel
- Steering Wheel Controls (Optional)
- Leather Wrapped Steering Wheel
- Navigation from Telematics
- Universal Garage Door Opener (Optional)
- Intermittent Wipers
- Front Floor Mats
- Keyless Entry
- Power Door Locks
- Electrochromic rearview mirror (Optional)
- Heated Mirrors
- Power Driver Mirror
- Driver Vanity Mirror
- Driver Illuminated Vanity Mirror
- Passenger Vanity Mirror
- Passenger Illuminated Visor Mirror
- Power Steering
- Dimensions
- Passenger Capacity: 6
- Front Head Room (in): 41.1
- Front Leg Room (in): 41.3
- Front Shoulder Room (in): 65.2
- Front Hip Room (in): 60.3
- Second Head Room (in): 39.5
- Second Leg Room (in): 34.4
- Second Shoulder Room (in): 65.3
- Second Hip Room (in): 61.8
- Cargo Volume (cu. ft.): 75.5
- Ext'd Cab Cargo Volume (cu. ft.): - TBD -
- Entertainment
- AM/FM Stereo
- Auxiliary Audio Input (Optional)
- Cassette
- CD Player
- MP3 Player
- Satellite Radio
- Premium Sound System (Optional)
- Heating & Cooling
- Climate Control (Optional)
- Dual Zone A/C (Optional)
- A/C
- Navigation & Communication
- Onboard Hands-Free Communications System
- Wireless Cell Phone Hookup (Optional)
- Seats
- Cloth Seats
- Leather Seats
- Premium Synthetic Seats
- Vinyl Seats
- Driver Lumbar
- Passenger Lumbar (Optional)
- Power Driver Seat (Optional)
- Power Passenger Seat (Optional)
- Pass-Through Rear Seat
- 2nd Row Bench Seat
- Split Bench Seat
- Bucket Seats
Mechanical
- Engine & Performance
- Locking Rear Differential (Optional)
- Four Wheel Drive
- 8 Cylinder Engine
- Turbocharged (Optional)
- Engine Type: Gas V8
- Displacement: 6.0L/366
- Horsepower (Net @ RPM): 360 @ 5400
- Torque (Net @ RPM): 380 @ 4200
- Transmission: HD Automatic
- Turning diameter: 51.8
- Fuel
- Diesel Fuel (Optional)
- Flexible Fuel Capability
- Fuel Tank Capacity, Approx (gal): 36
- Suspension
- Suspension Type - Front: Independent
- Suspension Type - Rear: Multi-Leaf
- Transmission
- Automatic
- 6-Speed Automatic
- Manual (Optional)
- Transmission Overdrive Switch
Safety
- Airbags
- Driver Air Bag
- Passenger Air Bag
- Side Head Air Bag (Optional)
- Side Air Bag (Optional)
- Brakes
- 4-Wheel ABS
- 4-Wheel Disc Brakes
- Safety Features
- Electronic Stability Control
- Daytime Running Lights
- Integrated Turn Signal Mirrors (Optional)
- Adjustable Pedals (Optional)
- Front Tow Hooks
- Traction Control
Learn More
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