Buick specific DTC OBD2 code: P1112 Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage
Buick specific DTC OBD2 code: P1134 HO2S Transition Time Ratio
Buick specific DTC OBD2 code: P1113 Intake Resonance Switchover Valve Circuit
Buick specific DTC OBD2 code: P1112 Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage
Buick specific DTC OBD2 code: P1134 HO2S Transition Time Ratio
Buick specific DTC OBD2 code: P1113 Intake Resonance Switchover Valve Circuit