GMC S15 Parking Brake Indicator Bulb Size
The GMC S15 parking brake indicator utilizes bulb sizes PC74 and 194 for the specific lighting components located within the dashboard assembly. Data for the specified vehicle covers the range from 1985 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 |
|---|---|
| 1987-1990 | PC74 |
| 1985-1986 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5) with printed circuit board twist-lock socket, for instrument clusters. 12V, 1.4W. | PC74 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |