Buick GS 455 Side Marker Bulb Size
The Buick GS 455 front side marker bulb uses 194, 97, or 194NA size, while the rear side marker bulb uses 194 or 1157 size. The replacement chart covers 1970 to 1972 production years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Side Marker
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 | 194 | W5W | Check Price |
| 1971 | 97 | 97 | Check Price |
| 1970 | 194NA | WY5W | Check Price |
Rear Side Marker
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1972 | 194 | W5W | Check Price |
| 1971 | 1157 | P21/5W | Check Price |
| 1970 | 194 | W5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| 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. Variant of 1156. 12V, 13W. | 97 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10), natural amber glass. 12V, 3.78W. | 194NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |