HOW TO REPLACE THE 2 PORTED VACUUM SWITCH COMING...
1987 Oldsmobile Cutlass
How to replace the 2 ported vacuum switch coming out of the intake in the front part of the engine
Monday, October 29th, 2012 AT 3:57 PM
It should unscrew. If you have the other one right there you can put it in without loosing tomuch coolant otherwise you wil need to drain coolant. Make sure to release pressure though by having cap loose.