A transmission control unit (TCU), also known as a transmission control module (TCM), or a gearbox control unit (GCU), is a type of automotiveECU that is used to control electronic automatic transmissions. Similar systems are used in conjunction with various semi-automatic transmissions, purely for clutchautomation and actuation. A TCU in a modern automatic transmission generally uses sensors from the vehicle, as well as data provided by the engine control unit (ECU), to calculate how and when to change gears in the vehicle for optimum performance, fuel economy and shift quality.https://en.wikipedia.org/wiki/Transmission_control_unitDo you need to replace your ECU? Call us at 903-630-2163 We carry a...

WHAT IS BODY CONTROL MODULE (BCM)?The Body Control Module (BCM), which is the heart of the vehicle electrical architecture, integrates a fused electrical bus center for power distribution and a body computer in a single module. This integration concept is designed to streamline and optimize wiring and wiring connections by removing redundant power feeds, increase the sharing of fusing, and to fully utilize the capability of electronics and module foundation by including multiple functions within the same housing thereby re-using...

Your source for TCM'S, ECM'S and other auto parts. We sell car computers for different types of vehicles and trucks. All parts come with a 90 day warranty. Free shipping in United States including Puerto Rico. We sell car computers for all types of cars and trucks such as OEM's, ECM's, TCM's, BCM's, PCM's, ECU'S. Hundreds less than the dealership charge.