HEADLIGHT ASSEMBLY ELECTRICAL CONNECTION HAS A DESIGN FLAW THAT ALLOWS THE REAR PIN CONNECTOR TO SLIGHTLY PULL-AWAY AND LOOSEN FROM THE HEADLAMP BUCKET RESULTING IN INTERMITTANT HEADLIGHT FAILURE, ESPECIALLY IN COLDER WEATHER OR GOING OVER A BUMP IN THE ROAD. THIS HAS HAPPENED TO MY VEHICLE NUMEROUS TIMES DURING THE PAST SEVERAL YEARS, EACH TIME THINKING THE BULBS BURNED-OUT BUT IN ACTUALITY, IT IS THE WIRING HARNESS. THE VW DEALER SAYS THE ENTIRE ASSEMBLY MUST BE REPLACED, BUT IT THE TOO-SHORT CHASSIS WIRING HARNESS THAT IS THE ISSUE. THIS SUDDEN LOSS OF HEADLIGHT ILLUMINATION PRESENTS A CLEAR & PRESENT DANGER WHEN TRAVELING AT NIGHT AND REASONABLY MUST BE ADDRESSES AS SOON AS POSSIBLE.