Pontiac Grand Prix Back Up Light Bulb Size
The Pontiac Grand Prix back up light bulb utilizes 3 distinct sizes: 3157, 2456, and 2356 bulb configurations across multiple production generations. The replacement chart covers vehicle data spanning from 1962 through 2004.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2004 | 3157 | P27/7W | Check Price |
| 2002-2003 | 2456 | 2456 | Check Price |
| 2001 | 2356 | 2356 | Check Price |
| 1999-2000 | 2456 | 2456 | Check Price |
| 1998 | 3156 | P27W | Check Price |
| 1997 | 2356 | 2356 | Check Price |
| 1989-1996 | 3057 | 3057 | Check Price |
| 1988 | 889 | 889 | Check Price |
| 1973-1987 | 1156 | P21W | Check Price |
| 1971-1972 | 1157 | P21/5W | Check Price |
| 1962-1970 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3157 | Check Price |
| ANSI standard (US & Canada). Festoon bulb, specialty application. 12V. | 2456 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V. | 2356 | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W. | 3156 | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 | Check Price |
| ANSI standard (US & Canada). Single-filament halogen bulb with PGJ13 base. 12V, 37.5W. | 889 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |