Car Problem Reports

Chevrolet Corsica PCV Vacuum Hose Under Upper Intake Plenum May Crack

 
Chevrolet Corsica Problem
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Model Years Affected: 1990, 1991, 1992, 1993, 1994, 1995, 1996

Engines Affected: 2.2L 4 Cylinder, 3.1L V6

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The PCV vacuum hose under the upper intake plenum may become brittle and crack causing an engine vacuum leak.

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