SIERRA 3500HD TRIM LEVELSSIERRA 3500HD TRIM LEVELS

Select a trim level below to learn more about your GMC of choice.

2012 GMC Sierra 3500 Heavy Duty Pickup Truck Features And Specs WT Trim

WT

It all starts with the strongest frame we’ve ever built into a heavy duty pickup. So you know it can handle whatever you throw at it. The 6.0L Vortec V8 (gas) is the standard engine and the 397 hp Duramax diesel 6.6L V8 Turbo with Allison 6-speed transmission are optional on all Sierra 3500HD’s

2012 GMC Sierra 3500 Heavy Duty Pickup Truck Features And Specs SLE Trim

SLE

Get all the power and strength of the WT with great features like the Autotrac electronic transfer case (4WD models), power camper mirrors, power windows and door locks, remote keyless entry, Premium cloth split bench front seat with locking underseat storage and OnStar®.


2012 GMC Sierra 3500 Heavy Duty Pickup Truck Features and Specs SLT Trim

SLT

Just because you need the most powerful Sierra ever built doesn’t mean you don’t enjoy premium materials and technology. From dual-zone air conditioning, Bluetooth® for phone, a Bose® premium speaker system, Ultra-Soft Nuance leather-appointed front bucket seats with 10-way power adjustment, and a remote starter system to steering-wheel-mounted audio controls, the Sierra 3500HD SLT matches luxury and technology with power and performance.