WHILE OPERATING IN AC COOLING MODE, WITHOUT FOREWARNING, WOULD SWITCH TO HEATING OPERATION. DURING THIS UNUSUAL BEHAVIOR, THE DISPLAY DOES NOT INDICATE ANY CHANGE IN THE HVAC SYSTEM BEHAVIOR. THIS DEFECT CREATES A DANGEROUS SITUATION WHEN THE REAR PASSENGERS ARE CHILDREN IN CAR SEATS. THEY ARE EXPOSED TO HIGH HEAT FOR THE DURATION OF THE DRIVE WHILE THE DRIVER IS UNAWARE OF THE FAST DEVELOPING DANGEROUS SITUATION IN THE REAR THAT MAY LEAD TO HEATSTROKE OR WORST. HTTPS://WWW.YOUTUBE.COM/WATCH?V=4GVDXQCPAPI