A loose or worn gas cap could be cause the Check Engine Light to illuminate.
Resources for the Repair and Maintenance of your 2006 Cadillac STS-V
2006 Cadillac STS-V
2006 Cadillac STS-V Problems
Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.
Failure of brake components can be caused by contaminated brake fluid. To help prevent this the Brake fluid should be flushed at the very least every 60,000 miles.
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.
2006 Cadillac STS-V Reviews
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.