GMC C2500 Instrument Panel Bulb Size
The GMC C2500 instrument panel utilizes bulb sizes PC161, 194, 74, 161, and 168 across various production versions. Available information covers the specific time 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 | PC161 |
| 1997 | 194 |
| 1996 | 74 |
| 1995 | 194 |
| 1994 | 161 |
| 1993 | 74 |
| 1990-1992 | 161 |
| 1988-1989 | 194 |
| 1986 | 161 |
| 1985 | 194 |
| 1981-1984 | 168 |
| 1979-1980 | 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. | PC161 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| 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, 4.9W. | 168 |