Problems for specific Cadillac Seville STS years:

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Most reported 2000 Cadillac Seville STS problems

 

Verified for the Cadillac Seville STS

An intake manifold vacuum leak can develop from a variety of sources, often causing illumination of the Check Engine Light with codes P0171 & P0174 stored. Thorough diagnoses will be necessary to pinpoint the cause in order to make the correct repairs. A "smoke" machine is often used to isolate the cause of difficult to find vacuum leaks.

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Verified for the Cadillac Seville STS

An ignition coil may fail causing one of the cylinders to misfire. Each of the two banks of cylinders has its own coil assembly. If one ignition coil fails the coil assembly for the corresponding cylinder bank must be replaced.

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Verified for the Cadillac Seville STS

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

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Verified for the Cadillac Seville STS

A Loose or worn gas cap may cause Check Engine Light to illuminate.

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Verified for the Cadillac Seville STS

Water may be drawn into the secondary air injection (AIR) pump causing the pump to fail and the Check Engine Light to illuminate. Our technicians tell us there is a kit available from General Motors to relocate the air intake for the pump which should prevent future damage from water intrusion.

10 Reports
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Verified for the Cadillac Seville STS

The steering may develop a clunk type noise from the upper intermediate steering shaft.  Our technicians tell us that you should check with you local GM dealer to find out what the latest repair is for this condition.

10 Reports
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Verified for the Cadillac Seville STS

The battery may leak acid at the battery cable connections. As a result corrosion may form on the battery cable ends. Leaking batteries should be replaced and the cables need to be thoroughly cleaned or replaced if necessary.

8 Reports
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Verified for the Cadillac Seville STS

The alternator may fail causing the battery to go dead. The charge light on the dash may or may not illuminate. The alternator may also develop an abnormal noise. A failed alternator will require replacement.

4 Reports
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