Express 2500 2WD V8-4.8L VIN V (2004)
Torque Converter Clutch Solenoid: Service and Repair
Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid, TCC Solenoid, and Wiring Harness
Tools Required
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J 28458 Seal Protector Retainer Installer
Removal Procedure
1. Raise and support the vehicle.
2. Remove the transmission oil pan and the filter.
3. Disconnect the transmission harness 20-way connector from the transmission internal harness pass-through connector.Depress both tabs on the
connector and pull straight up; do not pry the connector.
4. Important: Removal of the valve body is not necessary for the following procedure.
Remove the 1-2 accumulator assembly. Do not remove the spacer plate.
5. Disconnect the internal wiring harness electrical connectors from the following components:
^
Transmission fluid pressure switch (1)
^
1-2 shift control solenoid (2)
^
2-3 shift control solenoid (3)
^
Pressure control solenoid (4)
^
TCC PWM solenoid (5)
^
3-2 control solenoid (6)
6. Remove the TCC PWM solenoid retainer.