Pontiac Ventura Turn Signal Bulb Size
Pontiac Ventura front and rear turn signal bulbs utilize sizes 1157NA, 1034NA, 1157, and 1034, with front positions accommodating 1157NA, 1034NA, or 1157 bulbs and rear positions using 1157 or 1034 bulbs. The replacement chart documents bulb size specifications across 1960 to 1977 vehicle 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 |
|---|---|
| 1975-1977 | 1157NA |
| 1974 | 1034NA |
| 1971-1973 | 1157 |
| 1960-1961 | 1034 |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1971-1977 | 1157 |
| 1960-1961 | 1034 |
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 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1034 |