Chevrolet Monte Carlo Problems

Intake Manifold Gasket May Leak Engine Oil on Chevrolet Monte Carlo

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.

(19 people reported this problem)

Chevrolet Monte Carlo Vehicles With This Problem

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Average mileage: 153,614 (110,000–210,000)
Engines affected: 3.8L V6, 3.8L V6 Supercharged
8 model years affected: 1998, 1999, 2000, 2001, more2002, 2003, 2004, 2005
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Viewing 1-3 of 3 comments
I noticed oil pooling in the intake valley and was puzzled as to how this was happening . But Was actually looking for reasons why loss of power while going uphill or trying to pass. Both issues have just happened so not diagnosed or resolved yet ...thank you for the heads up!