2009 Cadillac STS Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2009 Cadillac STS
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2009 Cadillac STS ProblemsFailure of Front Turn Signal and DRL Bulbs
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.
A loose or worn gas cap could be cause the Check Engine Light to illuminate.
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.
2009 Cadillac STS QuestionsMy driver side door wont open when press to unlock from outside (1 answer)
Works from inside but not outside. Can't open door from outside.