Forum Discussion
dan-nickie
Jul 11, 2014Explorer
Maybe the Vacuum Reservoir. Or some hoses near it.
It prevents rapid fluctuations or sudden drops in the vacuum during acceleration period.
Looks similar to this:

It prevents rapid fluctuations or sudden drops in the vacuum during acceleration period.
Looks similar to this:
About Motorhome Group
38,767 PostsLatest Activity: Sep 19, 2016