Originally Posted by jeff (moose)

Where is the vacuum sourced from for the rear headrests on a 1992 500E?

I am getting ready to pull the back seat on the car and would like to know where to start looking as the gas door does not work sometimes and was wondering if they shared the same source?

The car seems to have a rough idle and I think it started at the same time as the headrests.

Moose