Buy Gmc Sierra 2500 HD Engine Mount (Front). AWD. XT4; AWD. Engine Mount - Repair or Replace A AWD, BEARINGS - OEM Gmc Part # 23272797

Mount.
A part that locates and supports the engine. It also reduces vibrations from the engine. Assembly - ENGINE. Motor.

Engine Mount

Fits XT4

AWD. XT4; AWD.
Engine Mount - Repair or Replace
A broken or worn engine mount will often cause your GMC Sierra 2500 HD to lurch when shifting gears, and you may also hear a clunk when accelerating or braking. Another likely symptom is excessive vibration from your engine.