why would the engine light come on but the car runs great? on 2005 Cadillac Escalade

engine light just came on

by in Henderson, NV on March 18, 2010
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
2 answers
ANSWER by , March 18, 2010
Check this article in the Repairpal's Auto Repair Encyclopedia; http://repairpal.com/check-engine-light
ANSWER by , July 29, 2010
Fuel cap could be loose. Tighten cap and drive for a day or two to see if light goes off.