Transmission Component and System Description
WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
The mechanical components of this unit are as follows:
- A torque converter with a torque converter clutch (TCC)
- A drive link assembly
- 4th and Lo/Reverse band assemblies
- Forward, coast, 2nd and 3rd multiple disc clutches
- Two planetary gear sets
- Two sprag clutches, Forward and 2nd
- One roller clutch, Lo
- Three fluid pumps
- Two control valve assemblies
- A final drive assembly with a bolted on case extension
The electrical components of this unit are as follows:
- Two shift solenoid valves, 1-2 and 2-3
- A torque converter clutch pulse width modulated (TCC PWM) solenoid valve
- A transmission pressure control (PC) solenoid valve
- An automatic transmission fluid temperature (TFT) sensor
- Two speed sensors: input and vehicle speed sensor
- An automatic transmission internal mode switch (IMS)
- An automatic transmission wiring harness
- An automatic transmission wiring extension harness
Refer to Electronic Component Description .