Car Problem Reports

Buick Riviera Intake Manifold Gasket May Leak Engine Oil

 
Buick Riviera Problem
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Model Years Affected: 1993, 1995, 1996, 1997, 1998, 1999

Average Mileage: 144,000 mi (121,000 mi - 156,000 mi)

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

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