GMC C1500 Suburban Stepwell Bulb Size
The GMC C1500 Suburban stepwell light requires 168 and 194 bulb sizes for proper illumination of the vehicle interior entry area. Available data for the specified components covers the period from 1995 through 1999.
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 |
|---|---|
| 1995-1999 | 168 (Door Light) |
| 194 (Stepwell Light) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |