1999 Chevy Express help

1999 CHEVROLET EXPRESS
188,000 MILES • V8 • 2WD • AUTOMATIC
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TJBLMR4
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  • 1 POST
The engine is idoling really high all the time. I changed the pvc valve but no luck. It also idols down when i pull the oil cap off like it is sucking for air. if you could help find the problem that would be great.
Mar 11, 2008 at 6:37 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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