GMC Brigadier Courtesy Bulb Size
The GMC Brigadier courtesy light requires bulb size 90, 211-2, or 1003 depending on the specific version. Data for the bulb sizes covers the range from 1984 to 1988.
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 |
|---|---|
| 1988 | 90 (Tiltmaster) |
| 1986-1987 | 211-2 (Tiltmaster) |
| 1984-1985 | 1003 (Tiltmaster) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 13W. | 90 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, SV8.5 base. 12V, 12W. | 211-2 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1003 |