Pontiac Grand Prix Automatic Transmission Indicator Bulb Size
The Pontiac Grand Prix automatic transmission indicator utilizes unique bulb sizes 73, 37, PC195, 194, 1445, 1893, 1895, and 257 for various interior lighting applications. Available data for the specified vehicle components covers a range from 1962 through 2003.
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 |
|---|---|
| 2000-2003 | 73 |
| 1998-1999 | 37 |
| 1995-1996 | 73 |
| 1994 | PC195 |
| 1993 | 73 |
| 1989 | 194 |
| 1981-1987 | 194 |
| 1980 | 1445 |
| 1978-1979 | 194 |
| 1972 | 1445 |
| 1971 | 1893 |
| 1970 | 1445 |
| 1969 | 1893 |
| 1965-1968 | 1445 |
| 1964 | 1895 |
| 1962-1963 | 257 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 73 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1W. | 37 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10) with printed circuit board twist-lock socket, for instrument clusters. 12V. | PC195 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 1893 |
| 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 |