GMC TSB #PIP5137B
2015 GMC Sierra 2500
Affected Component: POWER TRAIN
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that may have a rough idle and/or a vibration at idle in gear. Technician will need to try centering the engine and transmission mount. For vehicles built before 07/01/2013 if no change the shim to the right engine mount 2 most inner bolts 3mm.