GMC V3500 Side Marker Bulb Size
The GMC V3500 front side marker bulb uses a 194 or 168 size bulb, with specifications varying across model generations. The replacement chart covers 1987 through 1991 production years and details bulb size requirements for each annual variant.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Side Marker
| Years | Bulb Size |
|---|---|
| 1990-1991 | 194 (With Halogen Capsule Headlamps) |
| 1988-1989 | 194 |
| 1987 | 168 |
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, 4.9W. | 168 |