Check Engine Light Due to Gas Cap Issueon Chevrolet Cobalt SS

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

RepairPal Verified
Average mileage : 104,502 (85,000–124,005)
6 Years Affected: 2005, 2006, 2007, 2008, 2009, 2010
8 people reported this problem
2 people shared problem details
Bought a new gas cap and erased check eng light
Well I've tried everything to get rid of the engine light warning. With no luck, good news is the car still runs like a champ with 130,000 miles on it.
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