Buick GS 455 Courtesy Bulb Size
The Buick GS 455 courtesy light utilizes bulb size 161, bulb size 194, and bulb size 90 for the interior lighting system. Data for the specific components covers the range from 1970 through 1972.
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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1972 | 161 | 161 | Check Price |
| 1971 | 194 | W5W | Check Price |
| 1970 | 90 | 90 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 13W. | 90 | Check Price |