Cadillac STS Repair and Maintenance

A guide to problems, costs, maintenance and repair for your Cadillac STS

Cadillac STS 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.

A loose or worn gas cap could be cause the Check Engine Light to illuminate.

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Cadillac STS Questions

I have been adding about a quart every other time I fill it with gas. The check engine light is always on, but it blinks and misfires on acceleration, sometime deceleration and while climbing hills. Any idea on a fix. The car has 108,000.

Exmple- I'll pull into a parking lot @10-15 mph, go over a speed bump at slower speeds (sometimes while turning) and when I attempt to straighten the wheel it becomes stiff and hardly responsive...then the "power steering maintenance required" pops up.
So then I'll turn the...

Check engine light in

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Cadillac STS Reviews

my STS is a nice looking car but I have problems after problems one of the air suspension went out cost me 1000 dollar to replace it right now it's making noise. i beleive it's a electrical problems now. I will never buy another cadillac. it doesn't hold its value, The back bumper coming apart. and it hard to find someone to work on them beside the dealers.

Great car. Drives and handles perfectly. Only complaint....Almost .No storage spaces.

I had A lot of trouble with car

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