Trans Medic Transmission is located in Rockingham New Hampshire. We repair any kind of transmission from Classic Cars, RV s, Four Wheel Drive. Contact us for more of your transmission needs. Aerodynamic drag figures don't mean much if your car isn't moving. Even high technology needs down to earth attention. Late model vehicles with overdrive and lockup functions rely on a properly tuned engine and transmission to perform the way they were engineered. should be serviced at regular intervals to maintain maximum efficiency. A simple checkup can prevent major damage and Keeping the fluid clean and cool can prolong the life of your You made the right move in selecting a car with all that technology and comfort.