Buick Skyhawk Automatic Transmission Indicator Bulb Size
The Buick Skyhawk automatic transmission indicator utilizes bulb sizes 194 and 74 for illumination across various production periods. Data for the specific components covers the range from 1975 through 1989.
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 |
|---|---|
| 1985-1989 | 194 |
| 1982-1984 | 74 |
| 1977-1980 | 194 |
| 1975 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 74 |