Cruise Command Re-Engages When Brake Is Released

1. Regulator inoperative. Replace regulator.
2. Mechanical vent valve not opening. Adjust position or replace valve. Refer to "Vacuum Dump Valve" adjustment in individual car chapters.
3. Brake light switch damaged. Adjust or replace switch.
4. Mechanical vent valve hose kinked. Position hose so kink is removed.