General Motors will recall 77,824 vehicles as incorrect software in the transmission control module could cause the vehicle to move in an unintended direction, increasing the risk of a crash, the U.S.

If you're a control freak, late-model electronic transmissions are just what you need to modernize your classic car, and if you decide to go that route, a transmission control module is a must-have.

The problem: Affected vehicles may exhibit a condition where, when the transmission downshifts on a grade while using cruise control, the engine will will flare, or race up, canceling the cruise ...