FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.
Home >> Chevrolet >> 2007 >> Optra (CANADA) L4-2.0L >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - A/T >> Control Module >> Service and Repair >> Aisin 81-40LE - Automatic Transaxle

Aisin 81-40LE - Automatic Transaxle




Transmission Control Module Replacement

Removal Procedure





Caution: Refer to Battery Disconnect Caution Battery Disconnect Caution.

1. 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

Important: After replacing the TCM, refer to Transmission Control Module Programming and Setup Testing and Inspection to ensure the module has the latest calibrations.





1. Connect the negative battery cable.

Notice: Refer to Fastener Notice Fastener Notice.

2. Install the TCM and retaining bolts.

Tighten the TCM retaining bolts to 5 Nm (44 lb in).




3. Connect the TCM electrical connector.
4. Connect the negative battery cable.
5. Refer to Control Module References Control Module References for programming and setup information.

pro multis Credits:Operation CHARM About Operation CHARM