1999 Cadillac Seville SLS Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1999 Cadillac Seville SLS
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1999 Cadillac Seville SLS ProblemsReplace Fuel Filter Every 30,000 to Prevent Fuel Pump Failure
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.
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.
1999 Cadillac Seville SLS QuestionsWhy do my heated seats turn off when traction control turns on? (1 answer)
I can usually turn them on for about 15 minutes and then they kick off and won't turn on again. And my trac on/off button doesn't do anything to help, or anything at all really.
whenever i drive my car long enought it stalls espically coming off the expressway it starts right back up and sometimes dies immidately erased codes and the only one that came back was p1599 have any ideal what the problem is mechanic is acting like a idiot
I have a 99 cadillac seville that has been having some serious issues. I recently had a new/used engine dropped in the car, a majority of the parts from the old engine were put on the current motor. I had severe misfires (PCM P0300). I changed the spark plugs, replaced all the coils, replaced the...