GMC Sprint Radio Display Bulb Size
The GMC Sprint radio display utilizes bulb sizes 37 and 1816 for illumination across various production versions. Available information covers the period from 1971 through 1977.
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 |
|---|---|
| 1974-1977 | 37 |
| 1971-1973 | 1816 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1W. | 37 |
| ANSI standard (US & Canada). Miniature wedge bulb (T3.25). 12V, 4W. | 1816 |