GMC Savana Back Up Light Bulb Size
GMC Savana back up light bulbs utilize 3 different sizes: 3157, 1156, and 1141, with the outer back up light bulb size specified as 3157. The replacement chart contains vehicle production years and bulb size specifications spanning from 1996 to 2024.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Back Up Light
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 |
|---|---|---|---|
| 2003-2024 | 3157 | P27/7W | Check Price |
| 2001-2002 | 1156 | P21W | Check Price |
| 1999-2000 | 1141 | 1141 | Check Price |
| 1998 | 1156 | P21W | Check Price |
| 1996-1997 | 1141 | 1141 | Check Price |
Outer Back Up Light
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2017-2018 | 3157 | P27/7W | 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). 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). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1141 | Check Price |