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Home >> Chevrolet >> 2004 >> Aveo L4-1.6L VIN 6 >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - A/T >> Control Module >> Service and Repair
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Control Module: Service and Repair

Transmission Control Module (TCM) Replacement

Removal Procedure






1. Caution: Refer to Battery Disconnect Caution in Service Precautions.

Disconnect the negative battery cable.
2. Disconnect the transmission control module (TCM) electrical connector.





3. Remove the TCM retaining bolts.
4. Remove the TCM.

Installation Procedure





1. Connect the negative battery cable.

2. Notice: Refer to Fastener Notice in Service Precautions.

Install the TCM and retaining bolts.
Tighten the TCM retaining bolts to 5 Nm (44 inch lbs.).





3. Connect the TCM electrical connector.
4. Connect the negative battery cable.