A loose or worn gas cap could be cause the Check Engine Light to illuminate.
Resources for the Repair and Maintenance of your Cadillac STS-V
Cadillac STS-V Models:
Cadillac STS-V Problems
The front turn signal and and daytime running light bulbs are prone to premature failure. Our technicians tell us that these bulbs can be very difficult to replace.
The rear axle pinion seal may leak causing fluid loss and possible internal rear end damage. Replacing the faulty seal will commonly correct this concern.
The steering wheel position sensor may fail, resulting in the service stability message being displayed.
Cadillac STS-V Questions and Answers
Cadillac STS-V Reviews
WOW. just WOW.
Purchased used under dealer CPO. I had a winshield replaced under warranty as it was delaminating,,,was no problem dealer took care of problem lickity-split! This is not your grandpa's old cadi it is an awsome fast ride for such a big luxry package. So far I have fallen in love with the 469 HP V8 Supercharged engine.