Isuzu Trooper Courtesy Bulb Size
The Isuzu Trooper courtesy light uses 194 and 89 bulb sizes for the interior lighting components. Available data covers the production span from 1992 through 2002 for the specified vehicle.
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 |
|---|---|
| 1994-2002 | 194 |
| 1992-1993 | 89 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 |