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O2 sensor may fail causing the engine to run rich on Pontiac Grand Am

Problem overview

The oxygen (O2) sensor may fail causing the engine to burn to much fuel and may cause the check engine (SES) light to illuminate.

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O2 sensor may fail causing the engine to run rich on Pontiac Grand Am

Problem overview

Pontiac Grand Am vehicles with this problem

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O2 sensor may fail causing the engine to run rich on Pontiac Grand Am

Problem overview

Pontiac Grand Am vehicles with this problem

Repairs related to this problem

Oxygen Sensor Replacement

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