Reliable Transmission Service has a location in Hillsboro, Oregon. We have been serving Washington County since 1979. Our family-owned and operated transmission shops service and repair all makes and models of cars, trucks, and RV's. We focus in automatic and standard transmissions, clutches, 4X4, rear ends, drivelines, axles, and transfer cases. Reliable Transmission is an AAA approved shop and a certified EcoBiz Green Business! We work with extended warranty companies and we offer a two year nationwide warranty.