Cadillac Seville Courtesy Bulb Size
The Cadillac Seville courtesy light utilizes bulb sizes 578, 211-2, 168, 192, 906, 89, 562, 194, 161, and 912 depending on the specific production period. Available data for the lighting components spans from 1976 through 2004.
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 |
|---|---|
| 2003-2004 | 578 |
| 2000-2002 | 211-2 |
| 1996-1999 | 168 |
| 1995 | 192 |
| 1992-1994 | 168 |
| 1990-1991 | 906 |
| 1989 | 89 |
| 1985-1988 | 562 |
| 1983-1984 | 89 |
| 1982 | 562 |
| 1980-1981 | 194 |
| 1979 | 161 |
| 1977-1978 | 906 |
| 1976 | 912 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V, 12W. | 578 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, SV8.5 base. 12V, 12W. | 211-2 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 192 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 8W. | 906 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 |
| ANSI standard (US & Canada). Festoon bulb, 44mm length, end-cap contacts. 12V, 12W. | 562 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 |
| ANSI standard (US & Canada). Wedge bulb (T15). Variant of 921. 12V, 12W. | 912 |