C1237 Buick 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
Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera