Oldsmobile Omega Turn Signal Bulb Size
Oldsmobile Omega front and rear turn signal bulbs utilize sizes 1157NA, 1034NA, and 1157, with front positions accommodating 1157NA, 1034NA, or 1157 bulbs and rear positions using 1157 or 1034NA bulbs. The replacement chart covers 1973 through 1984 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 |
|---|---|
| 1984 | 1157NA |
| 1981-1983 | 1034NA |
| 1980 | 1157NA |
| 1978-1979 | 1157 |
| 1977 | 1034NA |
| 1976 | 1157NA |
| 1975 | 1034NA |
| 1973-1974 | 1157NA |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1982-1984 | 1157 |
| 1981 | 1034NA |
| 1973-1980 | 1157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| 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 |