Cadillac Series 75 Fleetwood Brake Bulb Size
The Cadillac Series 75 Fleetwood brake light utilizes 1157, 1034, and 1154 bulb sizes depending on the specific production period. Data for the provided components covers the range from 1950 through 1964.
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 | 1157 |
| 1953-1963 | 1034 |
| 1950-1952 | 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 |