GMC specific DTC OBD2 code: P1393 Wheel Speed Sensor 1, G-Sensor Circuit High Voltage
GMC specific DTC OBD2 code: P1394 Wheel Speed Sensor 1, G-Sensor Circuit Intermittent
GMC specific DTC OBD2 code: P1395 Wheel Speed Sensor 2, G-Sensor Circuit
GMC specific DTC OBD2 code: P1397 Wheel Speed Sensor 2, G-Sensor Circuit Low Voltage
GMC specific DTC OBD2 code: P1398 Wheel Speed Sensor 2, G-Sensor Circuit High Voltage
GMC specific DTC OBD2 code: P1399 Wheel Speed Sensor 2, G-Sensor Circuit Intermittent
GMC specific DTC OBD2 code: P1403 Exhaust Gas Recirculation System Valve 1
GMC specific DTC OBD2 code: P1404 Exhaust Gas Recirculation System Valve 2
GMC specific DTC OBD2 code: P1405 Exhaust Gas Recirculation System Valve 3
GMC specific DTC OBD2 code: P1406 EGR Valve Pintle Position Circuit