GMC specific DTC OBD2 code: P1529 Heated Windshield Request Problem
GMC specific DTC OBD2 code: P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
GMC specific DTC OBD2 code: P1514 Throttle Body Performance
GMC specific DTC OBD2 code: P1530 Ignition Timing Adjustment Switch Circuit
GMC specific DTC OBD2 code: P1442 EVAP Vacuum Switch High Voltage During Ignition On
GMC specific DTC OBD2 code: P1515 Control Module Throttle Actuator Position Performance
GMC specific DTC OBD2 code: P1531 A/C Low Side Temerature Sensor Fault
GMC specific DTC OBD2 code: P1450 Barometric Pressure Sensor Circuit
GMC specific DTC OBD2 code: P1516 Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance
GMC specific DTC OBD2 code: P1532 A/C Evaporator Temperature Sensor Circuit Low Voltage