Chevrolet Cobalt SS Problem Report

Chevrolet Cobalt SS Check Engine Light Due to Gas Cap Issue

(8 reports)

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

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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