GMC S370 Instrument Panel Bulb Size
The GMC S370 instrument panel requires bulb sizes 57 and 1896 for proper illumination of the dashboard gauges. Data for the specified components covers the period from 1951 through 1957.
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 |
|---|---|
| 1956-1957 | 57 |
| 1951-1955 | 1896 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1896 |