P0674 GMC
Cylinder 4 Glow Plug Circuit Fault
GMC
P0672 GMC
Cylinder 2 Glow Plug Circuit Fault
P0670 GMC
Glow Plug Module Control Circuit
P0671 GMC
Cylinder 1 Glow Plug Circuit Fault
P0654 GMC
Engine Speed Output Circuit
P0656 GMC
Fuel Level Output Circuit Malfunction
P0660 GMC
Intake Manifold Tuning Valve Solenoid Control Circuit
P0652 GMC
5V Reference 2 Circuit Low Voltage
P0653 GMC
5V Reference 2 Circuit Low Voltage
P0650 GMC
Malfunction Indicator Lamp Control Circuit Malfunction