GMC Sonoma Courtesy Bulb Size
The GMC Sonoma courtesy light utilizes bulb sizes 168, 906, 74, and 211-2 depending on the specific production version. Available data for the lighting components covers the range from 1991 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 |
|---|---|
| 2002-2004 | 168 (Front Console) |
| 1998-2001 | 906 |
| 1995-1997 | 74 |
| 1994 | 211-2 |
| 1993 | 168 |
| 1991-1992 | 211-2 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 8W. | 906 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 74 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, SV8.5 base. 12V, 12W. | 211-2 |