GM
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Engine Torque Delivered Circuit (4L30-E Transmission)
Cause:
    Key on or engine running, then the PCM detected a short to ground, an open circuit or a short to power condition on the Engine Torque Delivered control circuit

Suzuki
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - ECM torque reduction signal - circuit malfunction
Cause:
    Wiring, TCM, ECM