Hello everyone.. Well I took my tbss on it's first little road trip from Philly to DC 2 hr drive and at the last toll when I pull off from 1-2 shift hard and 3-4 kind of firm more than usual ... I get to my destination let the car cool then drive around the block it was fine...???? What could it be ??? Do I need trans cooler??? Also on the way home same thing... I turned the car off to go into the store for 3 minutes and it drives fine???? Please help me