GM Service Manual Online
For 1990-2009 cars only

No Torque Converter Clutch Release for Daewoo Lacetti (Global Delta) 2009

Checks

Causes

Torque Converter Assembly (28)

Diagnose Torque Converter Assembly for possible internal damage

Valve Body Assembly (433)

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