Car Problem Reports

Pontiac Bonneville Engine Performance Problems Due to Crankshaft Position Sensor Failure

Pontiac Bonneville Problem
3 Reports
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Model Years Affected: 1999, 2004, 2005

Engine Affected: 4.6L V8


The crankshaft position sensor may fail causing the engine to stall intermittently, the Check Engine Light may or may not illuminate.

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