1999 Cadillac Seville STS Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1999 Cadillac Seville STS

No_car
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
Get a Repair Estimate For Your 1999 Cadillac Seville STS
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more

1999 Cadillac Seville STS Problems

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.

Replace Fuel Filter Every 30,000 to Prevent Fuel Pump Failure

The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.

Car Won't Start Because of Anti-Theft System That Uses Raised-Chip Key

Problems with anti-theft systems using the raised-chip key can prevent the car from starting. The wires in the steering column to the ignition lock cylinder tend to break. The key and ignition lock cylinder should be replaced to correct this condition.

See More Problems (26)

1999 Cadillac Seville STS Reviews

Purchased in 1999, original owner, I only drive it occasionally and have around 71k miles on it now. Only 1 major issue with the vehicle - a nagging vibration at 65mph caused by either axle or something in the suspension up front. Original tires, and replacement tires as well as rims have been high speed road force balanced twice but vibration continues. Replacing the axle will be next, somet...
my car has 251,000 miles and is still going strong--put used struts & windshield in it in the last 3 years--5000 rpm at least once a week for a couple minutes to keep that northstar from useing oil works--use a quart every 3k---don't drive a northstar like a grandma and it will treat you right!---love this car---
I own a 1999 Seville STS with 193k miles. The only issues on the interior are: Front passenger door lock switch will only un-lock, not lock. Front passenger window regulator failed, needs replaced. Brake light circuit open, switch needs alignment. Only mechanical problems are: Right rear air ride strut has air leak, causes compressor to run often. Does not affect driving performance...

See More Reviews (6)