2012 GMC Sierra 3500HD Reviews, Pricing & Specs

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USED DAILY TO MOVE FREIGHT THROUGHOUT THE U.S. thumbnail

$30,060 to $49,420

Overview

Big and bad, the 2012 GMC Sierra 3500HD roars as the front-runner in the heavy-duty truck category. With a host of changes for the model...

Big and bad, the 2012 GMC Sierra 3500HD roars as the front-runner in the heavy-duty truck category. With a host of changes for the model year, this workhorse has something for every truck lover. Fully configurable with Regular, Crew, or Extended cab, a 6.5-foot regular or 8-foot long bed, single or dual rear wheels, and rear-wheel or all-wheel drive (AWD) drive, the 3500HD comes in a variety of specialized trims as well.

The first and most basic trim level is the Work Truck, which is the Sierra at its rawest. A 6.0-liter Vortec V8 that can run on FlexFuel comes standard, busting out 360 hp and 380 lb-ft of torque. A Duramax diesel 6.6-liter V8 Turbo with 397 hp and 765 lb-ft is optional, and all levels come with a 6-speed automatic transmission. (Fuel economy for the vehicles has not been released.) This year, cruise control and camper-style mirrors come standard. The large-handled doors can be easily opened while wearing work gloves. Cloth or vinyl interiors are available.

Stepping up to the next level you get the SLE, which powers the mirrors, door locks and windows, and provides keyless entry; AWD versions add an electronic transfer case. (Many of these features are also available as options for the Work Truck.) Then there’s the SLT level, which gussies it up inside with leather-appointed adjustable front seats, dual-zone air conditioning and steering-wheel-mounted controls for its booming Bose speaker system. Finally, the monster at the top of the heap is the Denali level, which combines even more goodies like heated/cooled seats and a backup camera in one big, scary, beautiful package. A variety of colors are available including Onyx Black, Fire Red, and premium Carbon Black Metallic; for the Denali, there’s the delicious Mocha Steel Metallic.

With all this goodness and power, it's no wonder the 2012 Sierra won Pickuptrucks.com's comparison test. In a heavy-duty endurance, performance, and payload run over 2,200 miles, the Sierra 3500HD beat out its closest rivals, the Ford F-350 Super Duty and Ram 3500, in all towing categories; its maximum conventional towing is rated at 18,000 pounds, and it can tow 23,000 pounds with a fifth-wheel setup.

Because of this, it’s hard to find fault with this truck, which aims to please everyone. There are some complaints about cabin storage and the size of the center stack buttons, but these are petty grievances on an otherwise stellar truck.

Special options include an EZ liftgate and power moonroof. Antilock brakes, traction control and front and side-curtain airbags are part of the standard safety package. Also available is a smart braking system to help with steep descents and reduce wear and tear.

CarGurus Editorial Team
by CarGurus Editorial Team

Published May 31, 2022

What owners say

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Trims & specs

SLE Ext. Cab LB specifications

Base MSRP

$36,640

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck LB DRW specifications

Base MSRP

$30,940

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Ext. Cab LB 4WD specifications

Base MSRP

$39,790

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck LB DRW 4WD specifications

Base MSRP

$33,895

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Crew Cab LB DRW specifications

Base MSRP

$38,980

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck LB specifications

Base MSRP

$30,060

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Crew Cab LB DRW 4WD specifications

Base MSRP

$43,130

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck LB 4WD specifications

Base MSRP

$33,115

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Crew Cab LB specifications

Base MSRP

$38,430

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Ext. Cab LB DRW specifications

Base MSRP

$33,530

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Crew Cab LB 4WD specifications

Base MSRP

$41,580

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Ext. Cab LB DRW 4WD specifications

Base MSRP

$36,485

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Ext. Cab LB specifications

Base MSRP

$33,235

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Crew Cab 4WD specifications

Base MSRP

$41,385

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Ext. Cab LB 4WD specifications

Base MSRP

$36,190

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Denali Crew Cab SB specifications

Base MSRP

$46,130

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Denali Crew Cab LB DRW specifications

Base MSRP

$46,270

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE LB specifications

Base MSRP

$32,910

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Denali Crew Cab LB DRW 4WD specifications

Base MSRP

$49,420

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Ext. Cab LB DRW specifications

Base MSRP

$37,950

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Ext. Cab LB DRW 4WD specifications

Base MSRP

$41,100

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Crew Cab LB 4WD specifications

Base MSRP

$46,585

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Crew Cab 4WD specifications

Base MSRP

$38,020

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Crew Cab LB DRW specifications

Base MSRP

$43,425

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Crew Cab LB specifications

Base MSRP

$35,065

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Crew Cab 4WD specifications

Base MSRP

$46,390

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Crew Cab LB specifications

Base MSRP

$43,435

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Crew Cab specifications

Base MSRP

$34,870

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Denali Crew Cab SB 4WD specifications

Base MSRP

$49,280

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE LB DRW 4WD specifications

Base MSRP

$37,475

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Crew Cab specifications

Base MSRP

$43,240

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE LB 4WD specifications

Base MSRP

$36,060

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE LB DRW specifications

Base MSRP

$34,325

Seating

3

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Ext. Cab LB DRW 4WD specifications

Base MSRP

$44,195

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Ext. Cab DRW specifications

Base MSRP

$41,045

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLE Crew Cab specifications

Base MSRP

$38,235

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Crew Cab LB DRW 4WD specifications

Base MSRP

$46,575

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Crew Cab LB 4WD specifications

Base MSRP

$37,825

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Ext. Cab LB 4WD specifications

Base MSRP

$44,455

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Crew Cab LB DRW specifications

Base MSRP

$35,595

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

SLT Ext. Cab specifications

Base MSRP

$41,305

Seating

5

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

Work Truck Crew Cab LB DRW 4WD specifications

Base MSRP

$38,550

Seating

6

Engine

N/A

Cargo Capacity

N/A

Combined MPG

N/A

Drivetrain

N/A

$30,060 to $49,420