GMC C1500 Tail Light Bulb Size
The GMC C1500 tail light utilizes unique bulb sizes 3157, 3057, 1157, and 2057 depending on the specific production period. Available data for the lighting components covers the range from 1979 to 1999.
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
| Years | Bulb Size |
|---|---|
| 1999 | 3157 |
| 1997-1998 | 3057 |
| 1994-1996 | 1157 |
| 1990-1993 | 3057 |
| 1988-1989 | 2057 |
| 1983-1986 | 2057 |
| 1979-1982 | 1157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3157 |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 |