GMC C2500 Clock Light Bulb Size
The GMC C2500 clock light requires a bulb size of 168 for the specific interior illumination component. Available data for the bulb specifications covers the range from 1985 to 1986.
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 |
|---|---|
| 1985-1986 | 168 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |