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Cadillac Seville Problems

Powertrain Control Module Electrical Ground Fault on Cadillac Seville

Problem Description and Possible Solution

This powertrain control module (PCM) may develop a fault with its electrical ground location at the front of the engine block near the starter motor.

(4 people reported this problem)

Cadillac Seville Vehicles With This Problem

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Average mileage: (–)
4 model years affected: 1990, 1991, 1992, 1993
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