Pontiac Firebird Turn Signal Bulb Size
Pontiac Firebird front and rear turn signal bulbs utilize 3057, 2057NA, 2057, and P21W bulb sizes across multiple generations. The replacement chart contains specifications covering 1967 through 1997 production years.
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 |
|---|---|
| 1993-1997 | 3057 |
| 1992 | 2057NA |
| 1983-1991 | 2057 |
| 1982 | 1157NA |
| 1981 | 1034NA |
| 1980 | 1157NA |
| 1979 | 1034NA |
| 1977-1978 | 1157NA |
| 1976 | 1034NA |
| 1975 | 1157NA |
| 1974 | 1157 |
| 1973 | 1034NA |
| 1972 | 1157NA |
| 1971 | 1034NA |
| 1969-1970 | 1157NA |
| 1968 | 1034NA |
| 1967 | 1157NA |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1997 | 2057 |
| 1995-1996 | 3057 |
| 1991-1994 | 2057 |
| 1990 | P21W |
| 1983-1989 | 2057 |
| 1967-1982 | 1157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 |
| 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. 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 |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W |