This Fits Your 2011 GMC Sierra 2500 HD 6.0L Vortec V8 FLEX A/T 4WD WT Extended Cab Pickup Fleetside
Full size assembly image of Air conditioner & heater. Compressor & lines. Condenser. (1/1)

Air conditioner & heater. Compressor & lines. Condenser.

#1. #2. 1ST design. 2. 4 liter. 2ND design. 3. 0 liter. 3. 6 liter. Front. Large. Rear. Small.