Pontiac TSB #PIC3557
2004 Pontiac Grand Am
Affected Component: ELECTRICAL SYSTEM
- Summary
- This Preliminary Information communication provides information to the technician with diagnostics for a class 2 communications Diagnostic Trouble Code U1000 may not lead a technician to a final repair. Technician should be advised to disregard the Diagnostic Trouble Code U1000 that may be set current or in history.