GMC C7000 Parking Brake Indicator Bulb Size
The GMC C7000 parking brake indicator requires a bulb size of 158 for proper illumination. Data for the specified component covers the period from 1984 through 1990.
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 |
|---|---|
| 1984-1990 | 158 (Tiltmaster) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 |