Automatic Transmission Control Module. Engine Control Module ((ECM)) (AT).

Part Number: 31711AA121
Supersession(s): 31711AA021; 31711AA120

A Module in a Vehicle used to Monitor and Control many components of the Vehicles Engine Management System. Unit AT Control.

UNIT ASSEMBLY-AT CONTROL Engine Control Module (ECM)Automatic Transmission Control Module

Fits XT

75 FED&CAN (4WD).

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