P0645 on the 2004 Pontiac Grand AM
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| PIP5352 | 2017-08-15. Service bulletin. 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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1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.