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Check Engine Light Due to Gas Cap Issue on Saturn Outlook

Problem Description and Possible Solution

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

Problem Data
RepairPal Verified
Average mileage: 74,250 (45,000–100,000)
3 model years affected: 2007, 2008, 2009
10 people reported this problem
Comments
Viewing 1 - 4 of 4 comments
Replaced gas cap with one from the dealer, light went out, but came back on a few days later. Went to dealer and had a module? in the gas tank replaced. Cost $500. Three months later, light on again and again it was something in the gas tank that had to be replaced. Cost $200