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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Automatic Transmission - 6T40 - DTC P0601 To DTC P0971) >> Diagnostic Information and Procedures >> DTC P0741 or P0742: Torque Converter Clutch (TCC) System Stuck >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0741

P0742 

TCM detects the TCC slip is between -50 and +13 RPM for 1s when TCC is commanded OFF. This condition must occur 8 times.