PCV Vacuum Hose Under Upper Intake Plenum May Crack on Chevrolet Corsica
Problem overview
The PCV vacuum hose under the upper intake plenum may become brittle and crack causing an engine vacuum leak.
9 people reported this problem
1 commentChevrolet Corsica vehicles with this problem
7 model years affected
Average mileage: 210,000 miles
(210,000 - 210,000)
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