Service bulletins for the 2004 Pontiac Grand AM
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
446 on file from NHTSA, as of 2026-10-19.
About P0645 on the 2004 Pontiac Grand AM: what the code means, and the bulletins and recalls about the same components.
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By trouble code
Only bulletins with trouble code: P0645 are shown. Show all
| PIP5352 | 2017-08-15. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have an engine crank no start condition. Technician may find no fuel injector pulse and Diagnostic Trouble Code P0645. Technician should inspect fuse in the under hood fuse panel, position #37. If the fuse is found open replace the fuse and revaluate. If the fuse is not open proceed with Service Information diagnostics to determine the cause. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.