How to Replace a Mercedes E320 Side Maker Lamp

1. Turn the headlight switch to the off position and put on the gloves.
2. Slide the side marker lamp unit toward the front of the vehicle. Remove the rear end of the unit first.
3. Twist the bulb socket counterclockwise and remove it. Pull the old bulb out of the socket and push in a new one. Reinstall the socket by pushing it into the assembly and twisting it clockwise.
4. Reinstall the lamp by placing the rear end into the bumper and snapping the left front end into place.