Envoy 2WD L6-4.2L (2008)
Torque Converter Clutch Solenoid: Service and Repair
Torque Converter Clutch Pulse Width Modulation Solenoid, Torque Converter Clutch Solenoid, and Wiring Harness
Tools Required
J 28458 Seal Protector Retainer Installer
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the transmission oil pan and the filter. Refer to Automatic Transmission Fluid and Filter Replacement (See: Automatic
Transmission/Transaxle/Service and Repair/Removal and Replacement) .
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.
Important: Removal of the valve body is not necessary for the following procedure.
4. Remove the 1-2 accumulator assembly. Do not remove the spacer plate. Refer to Accumulator Assembly, Spacer Plate, and Gaskets (See:
Automatic Transmission/Transaxle/Accumulator/Service and Repair) .
5. 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 (TCC) pulse width modulation (PWM) solenoid (5)
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3-2 control solenoid (6)
