Buick Electra Turn Signal Bulb Size
Buick Electra front and rear turn signal bulbs utilize sizes 2057NA, 1157NA, 1034NA for front applications and 2057, 1157, 1156 for rear positions, with bulb specifications varying across production years. The replacement chart covers 1959 through 1990 model years and documents the corresponding bulb size requirements for each generation.
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 |
|---|---|
| 1990 | 2057NA |
| 1983-1986 | 2057NA |
| 1982 | 1157NA |
| 1981 | 1034NA |
| 1980 | 1157NA |
| 1979 | 1034NA |
| 1978 | 1157NA |
| 1976-1977 | 1034NA |
| 1973-1975 | 1157NA |
| 1971-1972 | 1034NA |
| 1970 | 1157NA |
| 1968-1969 | 1034NA |
| 1966-1967 | 1157NA |
| 1965 | 1034NA |
| 1964 | 1157NA |
| 1959-1963 | 1034 |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1990 | 2057 |
| 1983-1986 | 2057 |
| 1982 | 1157 |
| 1981 | 1156 |
| 1964-1980 | 1157 |
| 1959-1963 | 1034 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Brighter variant of 1157. 12V, 26.9W/8W. | 2057NA |
| 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. Variant of 1157. 12V, 21/5W. | 1034 |
| 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. 12V, 21W/5W. | 1157 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 |