MY 1995 PONTIAC TRANS AM HAS A BALANCE PROBLEM WITH THE DRIVE SHAFT. OVER 70 MPH THERE IS A VIBRATION FROM THE SHAFT. I'VE BEEN TOLD THERE WAS A RECALL ON THESE DRIVE SHAFTS, AND GM WILL REPLACE IT WITH A ALUMINUM ONE. ANY TRANS AM OWNERS OUT THERE HAVE THIS DONE? THANKS FOR ANY INFO . 1995 PONTIAC TRANS AM RAMAIR.