Buick LeSabre Courtesy Bulb Size
The Buick LeSabre courtesy light utilizes bulb sizes 578, 168, 194, PC168, PC175, 562, 89, 161, 631, 1004, 212-2, 90, and 68. Provided information covers the range from 1961 to 2005.
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 |
|---|---|
| 2000-2005 | 578 |
| 1999 | 168 |
| 1998 | 194 |
| 1995-1997 | 168 |
| 1994 | PC168 |
| 1993 | 168 |
| 1992 | PC168 |
| 1991 | 168 |
| 1988-1990 | 89 |
| 1987 | 194 |
| 1986 | 562 |
| 1985 | 194 |
| 1983-1984 | 168 |
| 1982 | 89 |
| 1981 | 161 |
| 1980 | 194 |
| 1979 | 89 |
| 1977-1978 | 194 |
| 1975-1976 | 89 |
| 1974 | 90 |
| 1972-1973 | 89 |
| 1971 | 194 |
| 1968-1970 | 89 |
| 1966-1967 | 90 |
| 1965 | 68 |
| 1964 | 90 |
| 1961-1963 | 68 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V, 12W. | 578 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10) with printed circuit board twist-lock socket, for instrument clusters. 12V. | PC168 |
| 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, 1W. | 161 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 13W. | 90 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 6W. | 68 |