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2. Transmission solenoid - Wikipedia

   en.wikipedia.org/wiki/Transmission_solenoid

   A transmission solenoid or cylinoid is an electro-hydraulic valve that controls fluid flow into and throughout an automatic transmission. Solenoids can be normally open or normally closed. They operate via a voltage or current supplied by the transmission computer or controller.

3. Transmission control unit - Wikipedia

   en.wikipedia.org/wiki/Transmission_Control_Unit

   A transmission control unit (TCU), also known as a transmission control module (TCM), or a gearbox control unit (GCU), is a type of automotive ECU that is used to control electronic automatic transmissions. Similar systems are used in conjunction with various semi-automatic transmissions, purely for clutch automation and actuation.

4. Electronic control unit - Wikipedia

   en.wikipedia.org/wiki/Electronic_control_unit

   Electric power steering control unit (PSCU) – Generally this will be integrated into the EPS power pack. Human–machine interface (HMI) Powertrain control module (PCM) – Sometimes the functions of the engine control unit and transmission control module (TCM) are combined into a single unit called the Powertrain Control Module. Seat control ...

5. Automatic transmission - Wikipedia

   en.wikipedia.org/wiki/Automatic_transmission

   Electronics began to be more commonly used to control the transmission, replacing mechanical control methods such as spring-loaded valves in the valve body. Most systems use solenoids which are controlled by either the engine control unit, or a separate transmission control unit. This allows for more precise control of shift points, shift ...

6. GM recalls nearly 500,000 pickup trucks and SUVs. Here's what ...

   www.aol.com/gm-recalls-nearly-500-000-160625464.html

   General Motors on Wednesday said it is recalling nearly 462,000 diesel-engine SUVs and pickup trucks in the U.S. because of a faulty transmission control valve that may fail and cause the rear ...

7. Engine control unit - Wikipedia

   en.wikipedia.org/wiki/Engine_control_unit

   The Ford EEC (Electronic Engine Control) system, which utilized the Toshiba TLCS-12 microprocessor, went into mass production in 1975. [ 7 ] The first Bosch engine management system was the Motronic 1.0 , which was introduced in the 1979 BMW 7 Series (E23) [ 8 ] This system was based on the existing Bosch Jetronic fuel injection system, to ...