Chevrolet specific DTC OBD2 code: P1634 Ignition 1 Power Circuit Low Voltage
Chevrolet specific DTC OBD2 code: P1652 Powertrain Induced Chassis Pitch Output Circuit
Chevrolet specific DTC OBD2 code: P1670 Driver 4
Chevrolet specific DTC OBD2 code: P1635 5 Volt Reference 1 Circuit
Chevrolet specific DTC OBD2 code: P1653 Oil Level Lamp Control Circuit
Chevrolet specific DTC OBD2 code: P1671 Driver 4 Line 1
Chevrolet specific DTC OBD2 code: P1620 Low Coolant Circuit
Chevrolet specific DTC OBD2 code: P1636 PCM Stack Overrun
Chevrolet specific DTC OBD2 code: P1654 Service Throttle Soon Lamp Control Circuit
Chevrolet specific DTC OBD2 code: P1672 Low Engine Oil Level Lamp Control Circuit