B2960 on the 2003 Chevrolet Impala
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.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| 040847003 | 2004-12-29. Service bulletin. SECURITY LIGHT ON, ENGINE WILL NOT CRANK, DIAGNOSTIC TROUBLE CODES B2958 AND/OR B2960. *TT |
|---|---|
| 3043 | 2004-10-14. Service bulletin. INTERMITTENT SECURITY LAMP ON. DIAGNOSITC TROUBLE CODE B2958 OR B2960 MAY OR MAY NOT BE PRESENT. *TT |
2 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.