MY 2007 TOYOTA CAMRY LE ON JULY 15, 2012 12:15 PM, DRIVING BACK FROM CHURCH ABOUT 3 MILES FROM HOME, WE NOTICED A HORRIBLE RUBBER BURNING SMELL. AS WE CONTINUE DRIVING NO MORE THAN A MILE, THE VEHICLE DRIVER WINDOW POWER SWITCH STARTED SMOKING; UPON TRYING TO ROLL DOWN THE WINDOWS TO AVOID THE SHOCKING SMELL, THE WINDOWS WOULD NOT ROLL DOWN. INFANT AND ADULTS STARTED COUGHING PROFUSELY. AIR CONDITIONING WAS ON AND WE TURNED IT OFF WITH NO CHANGE. WINDOWS WERE STUCK AND NOT ABLE TO ROLL DOWN, THE SMELL AND COUGH GOT STRONGER. WE HAD TO PULL OVER TO GET AIR AND HAD THE TODDLER AND YOUNG ADULTS WALK HOME DUE TO THE SMELL. WE TURNED THE CAR OFF FOR ABOUT HALF HOUR TO COOL DOWN WITHOUT ANY SUCCESS. AS SOON AS THE CAR'S IGNITION SWITCH WAS TURNED ON IT STARTED SMOKING AGAIN, PER THE TOYOTA CAR DEALER WHERE I BOUGHT THE CAR BRAND NEW 5 YEARS AGO; THE CAR IS UNSAFE TO DRIVE AND A HEALTH HAZARD. I REPORTED THE INCIDENT TO TOYOTA CORPORATION ON MONDAY JULY 16, 2012 AND AS OF TODAY THURSDAY, JULY 20, 2012 AFTER SEVERAL ATTEMPTS TO CONTACT TOYOTA; THEY RETURNED MY CALL JUST TO INFORM ME THAT MY CASE WAS ESCALATED TO A SUPERVISOR AND THAT I WILL GET A CALL BACK TOMORROW. PER THE TOYOTA DEALER THAT INSPECTED MY VEHICLE, THE ISSUE IS THE MASTER POWER SWITCH. THE DEALER WAS NICE ENOUGH TO WAIVE THE INSPECTION FEE DUE TO THE SEVERITY OF THE ISSUE. PRIOR TO THIS INCIDENT, I NOTICED THAT SOMETIMES THE PASSENGER FRONT DOOR DID NOT LOCK UPON SETTING THE ALARM. AS TIME WENT BY IT STOPPED