MY 97 NISSAN ALTIMA(MILELAGE: 66K) RUNS PERFECTLY EXPECT THAT OCCASIONALLY ONCE I PRESS THE BRAKE TIGHTLY AND THE CAR STOP TOTALLY, THE CAR ACCELERATES SUDDENTLY AND RUSH FORWARD, I HAVE TO REPRESS THE BRAKE VERY QUICKLY TO STOP IT AGAIN. SINCE THIS JANUARY IT HAPPENED TWICE. FIRST TIME I ALMOST HIT THE CAR IN FRONT OF ME AND I THOUGHT THE REASON IS THAT I DIDN'T PRESS THE BRAKE TIGHTLY. FOR THE SECOND TIME, I WAS QUITE SURE I PRESSED THE BRAKE FIRMLY AND STOP AT A STOP LINE, BUT SUDDENTLY THE CAR RUSHED OUT AND CRASHED IN ANOTHER CAR. I'VE ALREADY HAD A BRAKE SYSTEM CHECK AND COULDN'T FIND ANY PROBLEM. I PAID MORE THAN $2,000 FOR THE CAR I CRASHED BUT I FEEL VERY UNDERSERVED, AND I DON'T KNOW WHERE TO COMPLAIN. AND ALSO I HOPE MY CASE COULD SUPPLY SOME USEFUL INFORMATION FOR YOUR DATABASE, THAT'S THE REASON I WRITE TO YOU. THANK YOU SO MUCH! SINCERELY, LI QIANG . *AK