GMC specific DTC OBD2 code: P1801 Performance Selector Switch Failure
GMC specific DTC OBD2 code: P1660 Cooling Fans Control Circuit
GMC specific DTC OBD2 code: P1677 Driver 4 Line 7
GMC specific DTC OBD2 code: P1696 Remote Keyless Entry Voltage High
GMC specific DTC OBD2 code: P1661 MIL Control Circuit
GMC specific DTC OBD2 code: P1680 Driver 5
GMC specific DTC OBD2 code: P1700 Transmission MIL Request
GMC specific DTC OBD2 code: P1662 Cruise Control Inhibit Control Circuit
GMC specific DTC OBD2 code: P1681 Driver 5 Line 1
GMC specific DTC OBD2 code: P1701 Transmission MIL Request Circuit