GMC W7500 Forward Parking Light Bulb Size
The GMC W7500 Forward parking light utilizes 67, 1157, and 2057 bulb sizes according to the provided technical specifications for the lighting components. Available data for the specified vehicle covers the range from 1984 through 1996.
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 |
|---|---|
| 1996 | 67 (Tiltmaster) |
| 1994-1995 | 2057 (Tiltmaster) |
| 1993 | 67 (Tiltmaster) |
| 1992 | 2057 (Medium Duty) |
| 67 (Tiltmaster) | |
| 1988-1991 | 1157 (Medium Duty) |
| 2057 (Tiltmaster) | |
| 1987 | 2057 |
| 1157 (Medium Duty) | |
| 67 (With 4 Round Headlamps) | |
| 1986 | 2057 |
| 1985 | 67 |
| 1157 (Medium Duty) | |
| 2057 (With 2 Round Headlamps) | |
| 1984 | 1157 (Medium Duty) |
| 67 (Tiltmaster) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 8W. | 67 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |