Powertrain Control Module (PCM) Can Fail Affecting Drivability on Cadillac Seville STS

The powertrain control module (PCM) can fail causing stalling, and various engine and transmission drivability concerns.

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Average mileage: (–)
3 model years affected: 1990, 1991, 1992
3 people reported this problem
0 people shared problem details
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