Acura TL Stepwell Bulb Size
The Acura TL stepwell light uses bulb sizes 158, 194, and DE3021 depending on the specific version of the vehicle. Available information covers the range from 1995 through 2014.
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 |
|---|---|
| 2009-2014 | 158 |
| 1999-2006 | 194 |
| 1995-1998 | DE3021 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Festoon bulb, 31mm length, end-cap contacts. 12V. | DE3021 |