GMC R2500 Suburban Clock Light Bulb Size
The GMC R2500 Suburban clock light requires a 168 bulb size for proper illumination of the internal timepiece component. Available data for the specified vehicle covers the period from 1987 through 1991.
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 |
|---|---|
| 1987-1991 | 168 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |