Buick Riviera Turn Signal Indicator Bulb Size
The Buick Riviera turn signal indicator utilizes bulb sizes 161 and 194 depending on the specific production period for the vehicle. Data for the lighting components covers the range from 1963 through 1992.
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 |
|---|---|
| 1983-1992 | 194 |
| 1975-1982 | 161 |
| 1972-1973 | 194 |
| 1963-1970 | 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 (T10). 12V, 1W. | 161 |