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Chevrolet Express 3500 Problems

Check Engine Light Due to Gas Cap Issue on Chevrolet Express 3500

Problem Description and Possible Solution

A Loose or worn gas cap may cause Check Engine Light to illuminate.

(4 people reported this problem)

Chevrolet Express 3500 Vehicles With This Problem

RepairPal Verified
Average mileage: 110,000 (110,000–110,000)
Exhaust & Emissions affected: Gasoline
3 model years affected: 2003, 2004, 2010
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Viewing 1-1 of 1 comments
check engine light came in driving in IL IN and KY. Went back out when I got back to TX where it was alot warmer. Happened twice on diffrent trips into a colder climate. Turned out to be a bad gas cap...