GM Service Manual Online
For 1990-2009 cars only

Harsh Torque Converter Clutch Apply, or Inoperative or No Electronically Controlled Capacity Clutch Control for Daewoo Lacetti (Global Delta) 2009

Checks

Causes

Torque Converter Assembly (28)

Inspect for leaking or damaged Torque Converter Clutch Hub Seal

Valve Body Assembly (433)

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