2011 MERCEDES-BENZ ML550 Electrical System Problems

YESTERDAY, I WAS DRIVING OUR 2011 MERCEDES ML550 ON A CALIFORNIA HIGHWAY, AND SUDDENLY LOST MY BRAKE LIGHTS, TURN SIGNAL LIGHTS AND REVERSE LIGHTS, DUE TO A RODENT EATING THE WIRING OF THE CAR. THIS IS THE SECOND TIME THIS YEAR A RODENT HAS EATEN THE WIRING OF THIS CAR. 4 MONTHS AGO A RODENT ATE THE MAIN WIRING LOOM AND THE REPAIR COST $1000. WE HAVE OWNED 5 DIFFERENT MERCEDES BENZ MODELS OVER THE LAST 7 YEARS. THE WIRING FOR EACH OF THESE CARS HAS BEEN EATEN BY RODENTS MORE THAN ONCE AND CAUSED US THOUSANDS OF DOLLARS WORTH OF DAMAGE (OBVIOUSLY NOT COVERED UNDER WARRANTY). IN MOST CASES THE CARS WERE GARAGED. THE CARS WERE PARKED IN VARIOUS PLACES AROUND THE COUNTRY, INCLUDING LOCATIONS WHERE NO ONE ELSE WITH OTHER BRAND CARS HAS HAD RODENT DAMAGE. EVERY TIME WE BRING THE CARS IN TO BE REPAIRED THE MERCEDES...