Problem Description and Possible Solution
A Loose or worn gas cap may cause Check Engine Light to illuminate.
Average mileage: 74,250 (45,000–100,000)
10 people reported this problem
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