NHTSA complaint: 1999 FORD F-250 — VEHICLE SPEED CONTROL
CRUISE CONTROL NOT DESIGNED TO AUTOMATICALLY DISENGAGE UPON ENCOUNTERING SLIPPAGE. THIS PROBLEM RESULTED IN SEVERAL CASES OF LOSS OF CONTROL AND ONE ACCIDENT(ROLLOVER) WHEN DRIVING ON SLIPPERY ROADS . WHEN THE VEHICLE ENCOUNTERS SLIPPAGE THE ENGINE GOES BACK AND FORTH BETWEEN FULL THROTTLE AND IDLE, THIS PROBLEM CONTINUES UNTIL DRIVER IS ABLE TO DISENGAGE CRUISE CONTROL.
National Highway Traffic Safety Administration — Office of Defects Investigation