WHILE APPROACHING A TURN I SLOWED DOWN , ANOTHER CAR CAME AROUND THE RIGHT SIDE. MY CAR WASN'T RESOONDING I WASN'T ABLE TO BEAR RIGHT AROUND CURVE AND WENT ACROSS ROAD AND UP HILL. APPROACHING HILL FELT LIKE I DIDN'T HAVE POWER STEERING, I TOOK 2 HANDS AND GRABBED THE STEERING WHEEL AND FORCED MYSELF TO GO DOWN , BRAKES SEEMED USELESS.. CAR WENT DOWN HILL. I PUT FOOT ON MY BRAKE BECAUSE I WAS IN HEAD ON TRAFFIC ON A SMALL BACK ROAD. I THEN PUT CAR IN REVERSES, IT JERKED BACK TO STRAIGHTEN CAR UP, AND STRAIGHTEN UP CAR- DROVE UP TO LIGHT SHAKEN UP, PULLED OVER TO SHOULDER - NO SHOULDER THE BACK ROAD AT IT WAS ABOUT 10 PM WEEKNIGHT... I LOOKED AT THE DRIVERS FRONT END THAT MADE CONTACT AND IT LOOKED OK- JUST SCRAPES... I DROVE HOME AND WOKE UP TO FLAT TIRES IN AM. I TOOK MY CAR TO AUDI TURNERSVILLE- AUTOMALL. I TOLD THEM OF SAFETY CONCERNS- THEY FINALLY ON WEDNESDAY RAN A SCAN- NO TPMS ILLUMINATED OR DEFUALT LIGHT- I WAS LIED TO AND TOLD IT DID, UNTIL I ASKED TO SEE REPORT. SERVICE DEPT. TIGHTEN MY DRIVERS DOOR THAT WAS LOOSENED BY IMPACT BEFORE INS COMPANY SAW THE CAR. AUDI CORP SENT A ENGINEER AND I WAS TOLD THEY WOULD GO OVER MY REPORT AND CONCERNS, I WAS TREATED HORRIBLE BY DEALERSHIP, THEY WORKED ON MY CAR WITHOUT CALLING ME FIRST, TIRED TO REMOVE CAR FROM DEALERSHIP TO TAKE TO ANOTHER COLLISON CENTER AND I WAS TOLD IT WAS ALREADY ON THE LIFT AND AUDI WOULD BE THERE FOR MY SAFETY CONCERNS ON MONDAY/ I NEVER AUTHORIZED AUDI TO LOOK AT MY CAR- I WAS TOLD. I WAS GIVEN A HA