View Single Post
Old 01-06-2010, 11:52 AM
whunter's Avatar
whunter whunter is offline
Join Date: Dec 2003
Location: Metro Detroit, Michigan
Posts: 17,359

Originally Posted by MotorCityMadman View Post
Thanks guys for the assistance. How much vac should I see when testing?

I saw a thread where it talked about needing to make a board jig to take the pump apart. Is that right?

I also read threads that said it was the check valve on top of the pump that was the main cause of failure. Is that an all or nothing type of failure??

Whunter... it's the last name not first....MCM

Have a great day too.
It is the temperature related brake boost failure that leads to the vacuum pump diagnosis.

The check valve on top of the pump is generally an all or nothing type failure.
MB# 0049971872

Cool last name.
Reply With Quote