Back in 2012, Wylie Wilson, owner of Wylie Wilson Trucking in Red Wing, Minnesota, thought he’d give air disc brakes a try on some new trucks, just to see how things went. “We were running all ...
In this particular case, technicians troubleshooting the air buildup need ... Why is the Drive Axle Service Relay Valve/Traction Control Valve Leaking When the Parking Brake Is Released?