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When going up hills and hit 40, the car stutters.
1999 Buick Century

When going up hills and hit 40, the car stutters.

(1999 Buick Century)
It only happens when going up a hill.The manifold was replaced as well as the cam sensor and the plug wires.
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Popular Answer
on April 14, 2010
Were these repairs performed to fix this problem? Or is this a new problem?
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General Diagnosis
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on April 14, 2010
Were these repairs performed to fix this problem? Or is this a new problem?
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