C1222 GMC
Right Front Wheel Speed Sensor Input Signal Is Zero
GMC
C1223 GMC
Left Rear Wheel Speed Sensor Input Signal Is Zero
C1218 GMC
Pump Motor Circuit Shorted To Voltage Or Motor Ground Open
C121A GMC
ABS Regenerative Axle Pressure Performance
C1221 GMC
Left Front Wheel Speed Sensor Input Signal Is Zero
C1216 GMC
Electronic Brake Control Relay Coil Circuit Open
C1217 GMC
BPMV Pump Motor Relay Contacts Circuit Open
C120A GMC
ABS Pump Pressure Performance
C120C GMC
Brake Pedal Position Sensor 4 Not Plausible
C1214 GMC
Difference Between The Ignition Voltage And System Voltage