GMC C3500HD Instrument Panel Bulb Size
The GMC C3500HD instrument panel utilizes 161, 168, and 194 bulb sizes for illumination. Data for the specified components covers the range from 1991 to 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 |
|---|---|
| 1997-1998 | 194 |
| 1996 | 161 |
| 1993-1995 | 194 |
| 1992 | 168 (Medium Duty) |
| 1991 | 161 (Medium Duty) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |