GMC specific DTC OBD2 code: P1812 Transmission Over Temperature Condition
GMC specific DTC OBD2 code: P1836 Kick-Down Switch Failed Open
GMC specific DTC OBD2 code: P1873 TCC Stator Temp. Switch Circuit Low
GMC specific DTC OBD2 code: P1813 Torque Control
GMC specific DTC OBD2 code: P1837 Kick-Down Switch Failed Short
GMC specific DTC OBD2 code: P1874 TCC Stator Temp. Switch Circuit High
GMC specific DTC OBD2 code: P1814 Torque Converter Overstressed
GMC specific DTC OBD2 code: P1842 1-2 Shift Solenoid Circuit Low Voltage
GMC specific DTC OBD2 code: P1875 4WD Low Switch Circuit
GMC specific DTC OBD2 code: P1815 Transmission Range Switch-Start In Wrong Range