GMC TSB #PIP5083
2011 GMC Yukon
Affected Component: ENGINE (PWS)
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have misfires on cylinders 1, 4, 6 and 7. Technician should inspect the camshaft part numbers. Technician should ensure to use part number for the application by using the numbers stamped on the cam.