Pontiac Catalina Turn Signal Bulb Size
Pontiac Catalina front and rear turn signal bulbs utilize sizes 1157NA, 1034NA, 1157, 1034, and 1154, with front positions requiring 1157NA, 1034NA, or 1157 bulb sizes and rear positions requiring 1157, 1034, or 1154 bulb sizes. The replacement chart covers 1950 through 1981 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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1980-1981 | 1157NA | P21/5W | Check Price |
| 1978-1979 | 1034NA | 1034NA | Check Price |
| 1977 | 1157NA | P21/5W | Check Price |
| 1974-1976 | 1034NA | 1034NA | Check Price |
| 1973 | 1157 | P21/5W | Check Price |
| 1970-1972 | 1034NA | 1034NA | Check Price |
| 1968-1969 | 1157NA | P21/5W | Check Price |
| 1966-1967 | 1034NA | 1034NA | Check Price |
| 1965 | 1157NA | P21/5W | Check Price |
| 1963-1964 | 1034NA | 1034NA | Check Price |
| 1955-1962 | 1034 | 1034 | Check Price |
| 1950-1954 | 1154 | 1154 | Check Price |
Rear Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1964-1981 | 1157 | P21/5W | Check Price |
| 1955-1963 | 1034 | 1034 | Check Price |
| 1950-1954 | 1154 | 1154 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W. | 1157NA | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Variant of 1157. 12V, 21/5W. | 1034NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1034 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Older variant of 1157. 6V/12V. | 1154 | Check Price |