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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 >> ZF 4HP 16 - Automatic Transmission
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ZF 4HP 16 - Automatic Transmission




Transmission Control Module Replacement

Removal Procedure





Caution: Refer to Battery Disconnect Caution Battery Disconnect Caution.

1. Disconnect the negative battery cable.
2. Disconnect the wiring connectors.
3. Remove the transaxle control module (TCM) from the bracket.

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. Install the TCM to the bracket.
2. Connect the wiring connectors.
3. Connect the negative battery cable.
4. Refer to Control Module References Control Module References for programming and setup information.