GMC TSB #050601029
2006 GMC Sierra 1500
Affected Component: ENGINE AND ENGINE COOLING:ENGINE
- TSB Document
-  - Sorry, the NHTSA has not posted this TSB document yet.
 You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 050601029. 
- Summary
- INFORMATION ON 4.3L ENGINE FRONT CRANKSHAFT PULLEY APPEARING TO BE OUT OF ROUND (NORMAL CONDITION). *TT
