2001 MERCEDES BENZ 600 Structure Problems

AT APPROXIMATELY 1:45AM ON JULY 4, 2009 WHILE TRAVELING SOUTH ON INTERSTATE 65 NEAR MARSHALL, ARKANSAS I WAS INVOLVED IN A COLLISION (IN THE INSURED VEHICLE A 2001 S600 MERCEDES-BENZ) WITH A COW THAT RAN ONTO TO THE HIGHWAY IN FRONT OF MY VEHICLE. I IMMEDIATELY CALLED 911 AND STATE FARM. THEY INSTRUCTED ME TO HAVE THE VEHICLE TOWED TO THEIR STATE FARM APPROVED AUTO REPAIR SHOPS IN THE AREA, STEVE'S BODY SHOP, WHICH IS NOT A CERTIFIED MERCEDES REPAIR FACILITY. DUE TO STATE FARM'S REQUIREMENT THAT I LEAVE THE CAR AT STEVE'S BODY SHOP, A NON-MERCEDES CERTIFIED REPAIR FACILITY, THE CAR TOOK OVER TWO MONTHS TO REPAIR AND WAS REPAIRED INCORRECTLY DUE TO STEVE NOT BEING A CERTIFIED MERCEDES MECHANIC/FACILITY. WHILE DRIVING HOME I NOTICED THE ENGINE LIGHT WAS ON (IT HAD NOT BEEN ON PRIOR TO THE CRASH), THE RIGHT SIDE HEAD LAMP WAS OUT OF ADJUSTMENT, MY...