BMW X3 Courtesy Bulb Size
The BMW X3 courtesy light utilizes a DE3423 bulb size for interior illumination across various production periods. Provided information covers a span starting in 2004 and ending in 2018.
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 |
|---|---|
| 2011-2018 | DE3423 |
| 2004-2006 | DE3423 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 |