GMC Yukon Stepwell Bulb Size
The GMC Yukon stepwell light uses 168 and 194 bulb sizes for the interior illumination system. Data for the lighting components covers the range from 1995 to 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 |
|---|---|
| 1997-1999 | 168 (Door Light) |
| 194 (Stepwell Light) | |
| 1996 | 168 |
| 1995 | 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 |