GMC P60 Parking Light Bulb Size
The GMC P60 parking light requires bulb size 1157 or 2057 depending on the specific application. Available information covers the range from 1983 through 1990 for the specified vehicle.
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 |
|---|---|
| 1985-1990 | 1157 (Medium Duty) |
| 1984 | 2057 (Medium Duty) |
| 1983 | 1157 (Medium Duty) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| 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 |