Chevrolet Impala Clock Light Bulb Size
The Chevrolet Impala clock light utilizes bulb sizes 168, 1816, 194, 1895, and 257 depending on the specific version of the vehicle. Available data covers the range from 1958 to 1985.
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 |
|---|---|
| 1980-1985 | 168 |
| 1978 | 1816 |
| 1968-1970 | 194 |
| 1964-1967 | 1895 |
| 1961-1963 | 1816 |
| 1958-1960 | 257 |
| 57 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T3.25). 12V, 4W. | 1816 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1895 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |