I was about 150 miles into today's return trip home from the Oregon Coast when all of a sudden the motorhome started lurching a little bit. My first thought was fuel pump, but the 460 FI was running ...
Rick, One of the major failings related to your E4OD is the ZF emergency brake, attached to the back of the transmission. The E brake houses the VSS (Vehicle Speed Sensor) and when this sensor fails it will cause a variety of symptoms. IE, erratic engine performance, erratic shifting and erratic speedometer. The sensor will fail when the E brake looses its 4oz of ATF and the plastic gears melt.
Your E4OD is all electric and doesn't have a vacuum modulator.