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Harsh Torque Converter Clutch Apply, or Inoperative or No Electronically Controlled Capacity Clutch Control

Checks

Causes

Torque Converter Assembly (28)
    • Inspect for leaking or damaged Torque Converter Clutch Hub Seal.
    • Diagnose Torque Converter Assembly for possible internal damage. Refer to Torque Converter Diagnosis .

Valve Body Assembly (433)

Inspect for worn, damaged or sticking TCC Regulator Apply (425) and TCC Regulator Apply Shuttle (426) Valves.

   


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© Copyright Chevrolet. All rights reserved