Pontiac Catalina Automatic Transmission Indicator Bulb Size
The Pontiac Catalina automatic transmission indicator utilizes bulb sizes 194, 1895, and 257 to provide illumination for the gear selector display. Available data for the specific components covers the range from 1958 through 1981.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 1981 | 194 |
| 1964-1971 | 1895 |
| 1958-1963 | 257 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1895 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |