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Cadillac Fleetwood Problems

Engine Control Module (ECM) can fail on Cadillac Fleetwood

Problem Description and Possible Solution

The Engine Control Module (ECM) can fail causing stalling, and engine and transmission drivability concerns.

(5 people reported this problem)

Cadillac Fleetwood Vehicles With This Problem

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Average mileage: (–)
4 model years affected: 1990, 1991, 1992, 1993
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Brake problem? Or maybe a faulty head gasket cylinder?
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