WHILE DRIVING AT APPROXIMATELY 45MPH WITH CRUISE CONTROL ENGAGED BUT NOT SET, EXPERIENCED SUDDEN ACCELERATION, ENGINE OVERPOWERED BRAKES, TO AVOID COLLISION STEERED INTO DITCH, VEHICLE FLIPPED OVER END, THEN ROLLED TWICE SIDE WAYS, NO AIRBAG DEPLOYMENT, NO PRIOR WARNING, AFTER ACCIDENT, SHOULDER/LAP BELT REMAINED LATCHED, BUT PULLED ALL THE WAY OUT, ALLOWING TO IMPACT WITH INTERIOR. *AK