Pontiac Catalina Brake Bulb Size
The Pontiac Catalina brake light utilizes 1157, 1034, and 1154 bulb sizes depending on the specific production period for the vehicle. Available data covers the span from 1950 through 1981.
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 |
|---|---|
| 1964-1981 | 1157 |
| 1955-1963 | 1034 |
| 1950-1954 | 1154 |
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. Variant of 1157. 12V, 21/5W. | 1034 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Older variant of 1157. 6V/12V. | 1154 |