Buick Skyhawk Back Up Light Bulb Size
The Buick Skyhawk back up light utilizes 1156 and P21W bulb sizes for illumination purposes. Data for the specified components covers the period from 1975 through 1989.
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 | US Type | EU Type | Shop |
|---|---|---|---|
| 1982-1989 | 1156 | P21W | Check Price |
| 1975-1980 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |