GMC K3500 Instrument Panel Bulb Size
The GMC K3500 instrument panel uses bulb sizes PC195, 74, 161, 194, and 168 depending on the specific version of the vehicle. Data for the components covers the range from 1979 through 1998.
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 |
|---|---|
| 1998 | PC195 |
| 1997 | 74 |
| 1996 | 161 |
| 1994-1995 | 194 |
| 1993 | 74 |
| 1988-1992 | 194 |
| 1985-1986 | 194 |
| 1980-1984 | 168 |
| 1979 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10) with printed circuit board twist-lock socket, for instrument clusters. 12V. | PC195 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 74 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |