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

Part Number: 31711AA660
Supersession(s): 31711AA090; 31711AA091; 31711AA092

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 GL, RS

Trans Control Module
The transmission control module is known by several names—the TCM, PCM, ECM, ECU, PGM-FI—and the problems associated with them can be esoteric. But our Subaru technicians are experts in diagnosing and repairing the problems associated with the control module in your 1987 Subaru GL.

This product fits 8 vehicle variants.
Subaru: 2 models, 8 variants between 1985 and 1989.
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