Buick Regal Courtesy Bulb Size
The Buick Regal courtesy light uses bulb sizes 12961, 74, 168, 194, 562, 89, 906, 211-2, and 1004. Available data for the specified components covers the range from 1973 to 2017.
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 |
|---|---|
| 2017 | 12961 (Trunk Light) |
| 2011-2016 | 12961 |
| 2003-2004 | 74 |
| 2002 | 168 |
| 2001 | 74 |
| 1999-2000 | 168 |
| 1998 | 74 |
| 1997 | 194 |
| 1990 | 562 |
| 1988-1989 | 194 |
| 1987 | 89 |
| 1985-1986 | 194 |
| 1984 | 906 |
| 1983 | 562 |
| 1982 | 906 |
| 1981 | 194 |
| 1979-1980 | 906 |
| 1978 | 211-2 |
| 1977 | 89 |
| 1975-1976 | 1004 |
| 1974 | 89 |
| 1973 | 1004 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 74 |
| 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). Festoon bulb, 44mm length, end-cap contacts. 12V, 12W. | 562 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 8W. | 906 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, SV8.5 base. 12V, 12W. | 211-2 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1004 |