small foam filter on right side of intake manifold

Asked by Sep 05, 2010 at 10:14 PM about the 1986 Buick Grand National

Question type: Maintenance & Repair

What is the small foam filter on the right front side of the intake manifold?  It is mounted on a sensor that has vaccum to it.  

1 Answer

330

That is the Boost Control Solenoid. The foam piece is actually used as a filter to keep trash out of it.

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