We Are The Transmission Experts! Service Domestic & Import, Automatic & Manual Transmissions. Four Locations, Plano, Garland, Lewisville and McKinney. Don't take your car to just any shop for transmission repair. Bring it to the experts at The Transmission Shop. Who else is more qualified to fix your transmission than a reliable company with over 25 years of professional experience in the field? Family Owned/Operated.