Chevrolet Traverse engine light on due to emissions system issue, recommend dealership visit on Chevrolet Traverse

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Chevrolet Traverse owners report experiencing issues indicated by the check engine light related to the emissions system, such as a faulty head gasket, defective emissions control parts, broken oxygen sensors, malfunctions in the fuel injection system, dirty mass airflow sensors, and damaged spark plugs. These problems can lead to more serious complications and costly repairs if not addressed promptly. Owners are advised to visit a Chevrolet dealership or certified mechanic for accurate diagnosis and effective repairs, as dealerships possess the necessary expertise and specialized equipment to identify the root cause of emissions system issues. Ignoring the check engine light can jeopardize the health and performance of the vehicle, making timely attention essential.

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