Cadillac Seville STS Problems

Oil pressure switch/timing cover gasket may leak on Cadillac Seville STS

Problem Description and Possible Solution

The oil pressure switch and timing cover gasket may develop an engine oil leak.
(4 people reported this problem)

Cadillac Seville STS Vehicles With This Problem

RepairPal Verified
Average mileage: 170,000 (170,000–170,000)
3 model years affected: 1990, 1991, 1992
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Brake problem? Or maybe a faulty head gasket cylinder?
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