BACK UP CAMERA INOPERABLE RELATED TO FAILURE OF WIRING HARNESS TO TAILGATE. STRESS POINT IN HARNESS SEVERS ELECTRICAL CONNECTION LEADING TO NO IMAGE FROM CAMERA. THIS INITIALLY OCCURRED WHILE BACKING BOAT TRAILER DOWN ACCESS RAMP AT NOBLEBORO, MAINE PUBLIC BOAT LAUNCH. HEAVILY TINTED REAR WINDOW IN THIS VEHICLE INCREASES DRIVER DEPENDENCE ON BACK UP CAMERA FOR AVOIDING ACCIDENTS. BOUGHT VEHICLE NEW FOR $42,000.00. CAMERA FAIL AT 43,000 MILES OF LIGHT USE. THIS RECURRENT SAFETY ISSUE IS WELL DOCUMENTED ON THE INTERNET AT HTTPS://WWW.RIDGELINEOWNERSCLUB.COM/THREADS/2017-2018-BROKEN-TAILGATE-HARNESS-CAUSES-BACKUP-CAMERA-FAILURE.217776/PAGE-9