GMC G15 Instrument Panel Bulb Size
The GMC G15 instrument panel utilizes 3 distinct bulb sizes: 1445, 194, and 161, with each size serving specific lighting functions within the dashboard assembly. A replacement chart documents bulb specifications across the 1967 to 1978 production range for this vehicle model.
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 |
|---|---|
| 1978 | 1445 |
| 1974-1977 | 194 |
| 1969-1973 | 1445 |
| 1968 | 161 |
| 1967 | 57 |
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, 1W. | 161 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |