United States 89V100000
Hyundai Motor America
The problem
IF CRUISE CONTROL MAIN SWITCH IS IN THE ON POSITION WHEN ENGINE IS STARTED, SYSTEM CAN BE AFFECTED BY A SHORT DURATION VOLTAGE DROP CAUSED BY OPTIONAL HI-POWER (H340) RADIO.
Risk
THIS COULD CAUSE ERRATIC CRUISE CONTROL OPERATION, WHICHCOULD RESULT IN AN ACCIDENT.
What owners should do
REPLACE ELECTRONIC CONTROL MODULE.
Units 8550