Repair Procedures
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Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
- Control valve body replacement: Refer to Control Valve Lower Body and Upper Body Replacement .
- Perform the Torque Converter Removal and Holding Fixture Installation (6L80/6L90) and Torque Converter Installation and Holding Fixture Removal (6L80/6L90) .
- Control solenoid (w/body and TCM) valve assembly replacement: Refer to Control Module References for replacement, setup, and programming.
- Transmission pump repair or replacement: Refer to Torque Converter Housing with Fluid Pump Removal and Torque Converter Housing with Fluid Pump Installation .
- Perform the Service Fast Learn Adapts if internal transmission repairs are performed.