TL*THE CONTACT OWNS A 2006 TOYOTA SIENNA. WHILE DRIVING AT APPROXIMATELY 50 MPH, THE CONTACT APPLIED THE BRAKES BUT THE VEHICLE DID NOT SLOW DOWN WHICH RESULTED IN A CRASH. THE VEHICLE HAD NOT BEEN INSPECTED AT THE TIME OF THE COMPLAINT. THE CONTACT ALSO STATED THAT SHE NOTICED PROBLEMS WITH THE STEERING MECHANISM AS THE VEHICLE ALWAYS STEERED TO THE RIGHT. THE AIR BAG SERVICE LIGHT ALSO ILLUMINATED INTERMITTENTLY; THE VEHICLE WAS REPAIRED FOR THE AIR BAG LIGHT FAILURE SEVERAL TIMES BUT THE PROBLEM CONTINUED TO OCCUR. THE CURRENT AND FAILURE MILEAGES WERE 59,363.