Intake Manifold Gasket May Leak Engine Oil on Chevrolet Lumina

Problem Description and Possible Solution

The intake manifold gasket may develop external engine oil leak. The manifold gasket will need to be replaced to correct this issue.

Problem Data
RepairPal Verified
Average mileage: 140,000 (140,000–140,000)
Engine affected: 3.8L V6
2 model years affected: 1995, 1998
3 people reported this problem
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Upper and lower intakes leaking engin oil. Mechanics are estimating 700 to fix both a total of 6 hours labor