Pontiac TSB #PIP5029H

2005 Pontiac Grand Prix

TSB Document:

Affected Component: ENGINE (PWS)

Summary
This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. Technician will need to perform published Service Information diagnostics. If technician finds carbon, an upper engine and valve cleaning should be performed. Update added part numbers for the cleaner and model years.

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Date Published
FEB 13, 2017
NHTSA TSB #
10113418
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