Cruise Control: Description and Operation

Vehicle Speed Control
The speed control system consists of the following components:
- anti-lock brake control module (Excursion, Super Duty)
- Powertrain Control Module (PCM) (Motorhome)
- Brake Pedal Position (BPP) switch
- Clutch Pedal Position (CPP) switch or jumper
- deactivator switch
- speed control switches
- speed control servo
- speed control cable
- speed control indicator
- brush assembly (Motorhome)
- control and spring brush assembly (Motorhome)

It is normal for the engine rpm to increase slightly and then drop off slowly when the clutch pedal is depressed during operation.