My 240D didn't have a nut at the bottom of the sender so I could take it apart, I may pull it in a day or two and look at it closer. All I did when I had it out in the spring was spray carb cleaner into the holes and let it drain.

__________________
'10 Chrysler T&C Stow-N-Go White. Grandpa's ride.

'13 Chrysler 200 Touring Candy Red. Grandma's ride.

Age and cunning will always over come youth and vigor.