C1237 Chevrolet Speed Wheel Rear Input Signal Missing
Possible causes
– Faulty Rear ABS Sensor
– Rear ABS Sensor harness is open or shorted
– Rear ABS Sensor circuit poor electrical connection
– Faulty Wheel Speed Sensor
– Wheel bearing
– Rear ABS Sensor harness is open or shorted
– Rear ABS Sensor circuit poor electrical connection
– Faulty Wheel Speed Sensor
– Wheel bearing
Trouble Code Description
Symptoms
– ABS light ON