Intake Manifold Gasket May Leak Engine Oil on Chevrolet Impala
Problem overview
The intake manifold gasket can develop external engine oil or coolant leaks. In some cases the failed gasket will leak coolant internally. The manifold gasket will need to be replaced to correct this issue.
217 people reported this problem
88 commentsChevrolet Impala vehicles with this problem
13 model years affected
Average mileage: 115,140 miles
(6,000 - 260,000)
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