Check Engine Light Due to Loose or Worn Gas Cap on Chevrolet Express 3500

A loose or worn gas cap could be cause the Check Engine Light to illuminate.

RepairPal Verified
Average mileage: 38,920 (38,920–38,920)
Exhaust & Emissions affected: Gasoline
2 model years affected: 2009, 2010
3 people reported this problem
0 people shared problem details
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