Buick Sportwagon Engine Compartment Light Bulb Size
The Buick Sportwagon engine compartment light utilizes bulb sizes 89 and 1004 for illumination purposes. Available data for the specified components covers the period from 1964 through 1972.
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 |
|---|---|
| 1972 | 1004 |
| 1964-1970 | 89 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1004 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 |