GMC B6000 High Beam Indicator Bulb Size
The GMC B6000 high beam indicator utilizes bulb sizes 1445, 194, and 168 for the specific lighting components located within the instrument cluster of the vehicle. Available information covers the range of 1980 to 1988 for the specified automotive lighting applications and technical specifications.
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 |
|---|---|
| 1986-1988 | 1445 |
| 1985 | 1445 |
| 194 (Medium Duty) | |
| 1981-1984 | 1445 |
| 1980 | 1445 |
| 168 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |