Check Engine Light Due to Gas Cap Issue on Chevrolet Impala SS

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

RepairPal Verified
Average mileage: 110,233 (68,700–145,000)
6 model years affected: 1996, 2004, 2006, 2007, more2008, 2009
14 people reported this problem
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
Viewing 1 - 2 of 2 problem details
2008 Chevrolet Impala SS 145,000 mi,
If I do not make sure my cap click and is on tight I get a check engine light.