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1993 Cadillac Seville STS Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1993 Cadillac Seville STS

1993 Cadillac Seville STS Problems

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.

The trunk pull down switch may fail causing the trunk lid not to close completely. Our technicians tell us that the failed switch can be replaced without changing the complete pull down motor assembly.

The anti-lock brake system (ABS) control module may fail causing the ABS light to illuminate. Failed modules should be replaced to restore ABS operation.

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1993 Cadillac Seville STS Questions

checked horns with power and they are good but will not beep from stearing wheel what to do now

Tach red-lines @ 6,500+, what is the deal with these Northstar engines? Are they reliable?

No code came up. I just dont have any airflow coming out of vents.

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1993 Cadillac Seville STS Reviews

overheating issues

I love the way my car drives, smooth and comfortable and everything inside works. Only problem is the pretty fake wood trim around the gear shifter is breaking away. If I keep my speed below 65 I get between 25-35 mpg with cruise on, of course, depends on the road grade too. It is costly to maintain the way it needs.

when I brake pedal and the car is hard not to

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