GMC C2500 Cornering Bulb Size
GMC C2500 cornering bulb sizes include 2456, 2356, and 1156 bulb configurations across multiple model generations. The replacement chart covers vehicle production spanning 1980 to 1997.
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 |
|---|---|
| 1997 | 2456 |
| 1996 | 2356 |
| 1994-1995 | 2456 |
| 1993 | 2356 |
| 1980 | 1156 (With 2 Round Headlamps) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, specialty application. 12V. | 2456 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V. | 2356 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 |