"check engine soon" guage light turns on on 2000 Cadillac Escalade

what does it mean when the "check enginge soon" gauge turns on? I own a 2000 Cadillac Escalade

by in San Antonio, TX on July 14, 2010
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
ANSWER by , July 14, 2010
It means the engine computer has registered a fault with the emissions system. Here's some more info: http://repairpal.com/check-engine-light