Cadillac Seville SLS Repair and Maintenance

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

Cadillac Seville SLS Problems

TCC Inop Due to Internal Transmission Fault

The torque converter clutch (TTC) may stop working due to an internal transmission failure. The Check Engine Light will illuminate if this occurs. Our technicians tell us the transmission will require dis-assembly to correct this concern.

Steering Wheel Position Sensor May Fail

The steering wheel position sensor may fail, resulting in the service stability message being displayed.

Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail

One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.

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Cadillac Seville SLS Questions

Where is engine compressor location (1 answer)

Where termastat is compressor location in same area

It's constantly overheating in town is better on open road (1 answer)

It overheated today but this time there is coolant under vehicle. It seems to have come from underneath where the coolant gets poured into. It shows that there is coolant in the reservoir. Could I have blown something? What does it sound like to you? Thank you

My drivers side fan won't run the passenger side works I got a new fan motor and swapped the relays can u tell me the problem or what to try next (1 answer)

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Cadillac Seville SLS Reviews

How to replace the spark plugs
i bought my sls two years ago. had security system fixed, ( was the ignition switch). it now has 221,933k miles on it and runs great.shocks all bad though and cost more to replace than blue book for car.what a shame.other down side to this car is the low beams. lenses yellowed, like the shocks,very expensive to replace
I have to say, that I owned an 85 Deville and it was one of the best cars I had ever own at the time (1996). But after have a few problem with the trans, then having it repaired, the car hadn't been right since. Years later, I searched for anothe Caddy and came across my "97" SLS. I could not be happier. I love the ride, the look and just pure enjoyment when I drive it, either in the city or o ...

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