U1534

BUICK, CADILLAC, CHEVROLET, GMC

Information on Chassis Control Module (CCM) Receives Invalid Data and Sets DTC U0422 The Technician may find DTCs U0422 set. The Technician may also find the following DTCs set. • U1534 • U1538 Information Based on analysis with the BCM team, during vehicle startup (on occasion) the PEPS module arbitration along with high bus tr…

BUICK, CADILLAC, CHEVROLET, GMC

Information on Chassis Control Module (CCM) and Hybrid Powertrain Control Module (HPCM) Receives Invalid Data and Sets DTC U0422 The technician may find DTC U0422 set. The technician may also find the following DTCs set: • U1534 • U1538 Based on analysis with the BCM and Hybrid Powertrain Control Module (HPCM) teams, during vehi…

BUICK

This technical bulletin provides repair information on replacing a front door window regulator to correct a customer concern that when parking and turning off the vehicle, the radio continues to play after the driver or passenger door is opened. Technicians may also find DTCs U1530 or U1534 present.