Check Engine Light Due to Oxygen Sensor Failure on GMC Sonoma

Submitted by Vehicle Owner · May 29, 2025
Published by RepairPal

Problem overview

The oxygen sensor can fail causing Check Engine Light illumination and the engine to run rich (burn more fuel than normal).

6 people reported this problem
2 comments
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GMC Sonoma vehicles with this problem

Average mileage: 135,886 miles
(111,772 - 160,000)

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