Mercedes-Benz 420SEL Interior Door Bulb Size
The Mercedes-Benz 420SEL interior door bulb utilizes a DE3423 size bulb for illumination purposes. The replacement chart covers vehicle production spanning 1986 to 1991.
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 |
|---|---|
| 1986-1991 | DE3423 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 |