Pontiac Grandville Brake Bulb Size
The Pontiac Grandville brake light requires a 1157 bulb size for proper operation and visibility on the road. Data for the specified component covers the range from 1971 to 1975.
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 |
|---|---|
| 1971-1975 | 1157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |