Chevrolet Express Turn Signal Bulb Size
Chevrolet Express front inner, front outer, front, and rear turn signal bulb sizes include 3157, 2057NA, 12961, and 2458 specifications. The replacement chart covers vehicle production years spanning 1996 to 2022.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Inner Turn Signal
| Years | Bulb Size |
|---|---|
| 2003-2022 | 3157 |
| 1996-2002 | 2057NA |
Front Outer Turn Signal
| Years | Bulb Size |
|---|---|
| 2003-2022 | 12961 (Mirror) |
| 1996-2002 | 12961 (Side) |
Front Turn Signal
| Years | Bulb Size |
|---|---|
| 2012-2022 | 3157 |
| 2011 | 2458 (1500 only) |
| 3157 (2500/3500/4500 only) | |
| 2008-2010 | 3157 |
| 2003-2007 | 2458 (1500 only) |
| 3157 (2500/3500 only) | |
| 1996-2002 | 2057NA |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 2014-2022 | 3157 |
| 2013 | 2458 (1500 only) |
| 3157 (2500/3500/4500 only) | |
| 2008-2012 | 3157 |
| 2003-2007 | 2458 (1500 only) |
| 3157 (2500/3500 only) | |
| 1996-2002 | 2057 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3157 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Brighter variant of 1157. 12V, 26.9W/8W. | 2057NA |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 |