GMC G25 Parking Light Bulb Size
GMC G25 parking light bulb sizes include 198, 97, and 67 specifications for the front and rear lighting assemblies. The replacement chart covers vehicle production from 1967 to 1978 with corresponding bulb size data.
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 Type | Shop |
|---|---|---|
| 1973-1978 | 198 | Check Price |
| 1969-1972 | 97 | Check Price |
| 1967-1968 | 67 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 | 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). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 8W. | 67 | Check Price |