Silverado 3500 2WD V8-8.1L VIN G (2005)
Torque Converter Clutch Solenoid: Service and Repair
4L60-E/4L65-E
Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid, TCC Solenoid, and Wiring Harness
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Tools Required
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J 28458 Seal Protector Retainer Installer
Removal Procedure
1. Remove the transmission filter.
2. Disconnect the transmission harness 20-way connector (1) from the transmission internal harness pass-through connector.Depress both tabs on the
connector and pull straight up; do not pry the connector.
3. Important:
Removal of the valve body is not necessary for the following procedure.
Remove the 1-2 accumulator. Do not remove the spacer plate.
4. Disconnect the internal wiring harness electrical connectors from the following components:
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Transmission fluid pressure switch (1)
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1-2 shift control solenoid (2)
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2-3 shift control solenoid (3)
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Pressure control solenoid (4)
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Torque converter clutch pulse width modulation (TCC PWM) solenoid (5)
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3-2 control solenoid (6)
