Filed under: Hirings/Firings/Layoffs , Chevrolet Tom Wallace, Corvette Chief at GM, will be retiring from the company at the end of the month. The news was delivered during an event at the Peterson Museum honoring Corvette history. While no reasons were given for the November 1st departure, there is speculation that it could be related to the timing of the seventh-generation Corvette. Wallace may be unwilling to commit to the vehicle's extended launch schedule -- the car was originally set for