the best advice a friend can give me. the dealer said i needed a new transmission. the manager diagnosis was a bad sensor on the outside of the transmission.PROBLEM SOLVED !!!! $150.00 .the vehicle was a 2006 dodge caravan.thanks to there honesty and know how, i saved a lot of money and my car was fixed..the manager was polite and caring of my problem..i told him my wife takes the kids in the car for school . he assured me don't worry ..thank you lee myles ..