2012 GMC Sierra 3500 HD Extended Cab Specs, Features & Options
Here's everything you need to know about each trim in the 2012 GMC Sierra 3500 HD Extended Cab lineup. Compare pricing, specs, key features and more.
1 of 3  Sierra 3500 HD Extended Cab Work Truck Pickup 4D 8 ft | 2 of 3 Sierra 3500 HD Extended Cab SLE Pickup 4D 8 ft | 3 of 3 Sierra 3500 HD Extended Cab SLT Pickup 4D 8 ft | |||
|---|---|---|---|---|---|
| Fair Market Price | $15,441 | $18,835 | $23,080 | ||
| Fuel Type | Flexible Fuel | Flexible Fuel | Flexible Fuel | ||
| Horsepower | 322 @ 4400 RPM | 322 @ 4400 RPM | 322 @ 4400 RPM | ||
| Torque | 380 lb-ft | 380 lb-ft | 380 lb-ft | ||
| Towing Capacity | 18,000 lbs | 13,000 lbs | 18,000 lbs | ||
| Payload | 6,033 pounds | 4,455 pounds | 6,033 pounds | ||
| Body Styles | Pickup | Pickup | Pickup | ||
| Engine | V8, Flex Fuel, 6.0 Liter | V8, Flex Fuel, 6.0 Liter | V8, Flex Fuel, 6.0 Liter | ||
| Curb Weight | 6,968 pounds | 6,545 pounds | 6,968 pounds |
| Emergency & Security Services | Optional | Standard | Standard | ||
| Child Seat Anchors | Standard | Standard | Standard | ||
| Child Door Locks | Standard | Standard | Standard | ||
| Traction Control | Optional | Standard | Optional |
| Bluetooth Wireless Technology | Optional | Optional | Standard | ||
| Cruise Control | Standard | Standard | Standard | ||
| Remote Keyless Entry | Optional | Standard | Standard | ||
| Remote Engine Start | Not Available | Optional | Standard | ||
| Navigation System | Not Available | Not Available | Optional | ||
| Real-Time Traffic Information | Not Available | Not Available | Optional | ||
| Hands Free Phone | Optional | Standard | Standard |
| Bluetooth Wireless Technology | Optional | Optional | Standard | ||
| Satellite Radio | Optional | Standard | Standard |
| Remote Keyless Entry | Optional | Standard | Standard | ||
| Cruise Control | Standard | Standard | Standard | ||
| Heated Mirrors | Not Available | Standard | Standard | ||
| Integrated Garage Door Opener | Not Available | Optional | Optional |
| Torque | 380 @ 4400 RPM | 380 @ 4400 RPM | 380 @ 4400 RPM |
| Leather Seats | Not Available | Optional | Standard | ||
| Folding Rear Seat | Standard | Standard | Standard | ||
| Dual Power Front Seats | Not Available | Optional | Standard | ||
| Power Driver's Seat | Not Available | Optional | Standard |
| Leather-Wrapped Steering Wheel | Optional | Standard | Standard | ||
| Power Adjustable Pedals | Not Available | Optional | Optional | ||
| Power Outlet | Standard | Standard | Standard | ||
| Power Windows | Not Available | Standard | Standard | ||
| Rear Window Defroster | Optional | Optional | Standard | ||
| Steering Wheel Controls | Optional | Optional | Standard | ||
| Tilt Steering Wheel | Standard | Standard | Standard | ||
| Cup Holder Count | Standard | Standard | Standard |
| Alloy Wheels | Not Available | Standard | Optional | ||
| Fog Lights | Optional | Optional | Standard | ||
| Privacy Glass | Optional | Standard | Standard |
| Alarm System | Optional | Standard | Standard |
| Drivetrain | 4WD | 4WD | 4WD | ||
| Hill Start Assist | Optional | Standard | Optional | ||
| Recommended Fuel | Regular | Regular | Regular | ||
| Stability Control | Optional | Standard | Optional | ||
| Transmission Type | Automatic | Automatic | Automatic |
| Bed Length | 8 feet | 8 feet | 8 feet | ||
| Curb Weight | 6968 pounds | 6545 pounds | 6968 pounds | ||
| Fuel Capacity | 36 gallons | 36 gallons | 36 gallons | ||
| Front Head Room | 41.1 inches | 41.1 inches | 41.1 inches | ||
| Front Leg Room | 41.3 inches | 41.3 inches | 41.3 inches | ||
| Minimum Ground Clearance | 8.4 inches | 8.4 inches | 8.4 inches | ||
| Overall Length | 249.5 inches | 249.5 inches | 249.5 inches | ||
| Payload Capacity | 6033 pounds | 4455 pounds | 6033 pounds | ||
| Front Shoulder Room | 65.2 inches | 65.2 inches | 65.2 inches | ||
| Truck Bed Volume | 76 feet | 76 feet | 76 feet | ||
| Turning Diameter | 52.8 feet | 51.8 feet | 52.8 feet | ||
| Wheel Base | 158.2 inches | 158.2 inches | 158.2 inches | ||
| Width with mirrors | 95.9 inches | 95.9 inches | 95.9 inches |
FAQs
Does the 2012 GMC Sierra 3500 HD Extended Cab have a turbo?
No, the 2012 Sierra 3500 HD Extended Cab does not have any trim packages that offer a turbo engine at this time. For a more detailed look at the 2012 Sierra 3500 HD Extended Cab specs, features and options check out Kelley Blue Book's 2012 GMC Sierra 3500 HD Extended Cab specs page.
Is the GMC Sierra 3500 HD Extended Cab underpowered?
It depends on your definition of underpowered. All 2012 Sierra 3500 HD Extended Cab trim variations have 322 horsepower. For a more detailed look at the 2012 Sierra 3500 HD Extended Cab specs, features and options check out Kelley Blue Book's 2012 GMC Sierra 3500 HD Extended Cab specs page.
How much horsepower does a 2012 Sierra 3500 HD Extended Cab have?
All 2012 Sierra 3500 HD Extended Cab trim variations have 322 horsepower. For a more detailed look at the 2012 Sierra 3500 HD Extended Cab specs, features and options check out Kelley Blue Book's 2012 GMC Sierra 3500 HD Extended Cab specs page.