Buick Skyhawk Turn Signal Bulb Size
Buick Skyhawk front and rear turn signal bulbs utilize sizes 2057, 1157NA, 1034NA, 1157, and 1156 depending on location and model variation. The replacement chart covers 1975 through 1989 production years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
| Years | Bulb Size |
|---|---|
| 1985-1989 | 2057 |
| 1984 | 1157NA |
| 1982-1983 | 1034NA |
| 1980 | 1157NA |
| 1979 | 1034NA |
| 1977-1978 | 1157 |
| 1976 | 1034NA |
| 1975 | 1157NA |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1984-1989 | 2057 |
| 1982-1983 | 1157 |
| 1980 | 1156 |
| 1975-1979 | 1157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W. | 1157NA |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Variant of 1157. 12V, 21/5W. | 1034NA |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 |