Car Problem Reports

Pontiac Firebird Intake manifold or PCV valve hose may develop engine vacuum leak

 
Pontiac Firebird Problem
3 Reports
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Model Years Affected: 1990, 1991, 1992

Engine Affected: 3.1L V6

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The intake manifold or PCV valve hose may develop an engine vacuum leak causing a rougher than normal idle am may result in illumination of the check engine (SES) light.
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