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Home >> Chevy Truck >> 1998 >> Express 1/2 Ton Van V8-5.7L VIN R >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Actuators and Solenoids - Transmission and Drivetrain >> Actuators and Solenoids - A/T >> Torque Converter Clutch Solenoid >> Service and Repair >> 4L60-E Automatic Transmission

4L60-E Automatic Transmission

REMOVAL PROCEDURE
^ Tools Required
- J28458 Power Piston Seal Protector and Diaphragm Retainer Installer

1. Raise the vehicle.
2. Remove the oil pan and the oil filter.
3. Remove the external wiring harness connector from the transmission pass-through connector.
Squeeze the fore and aft flats on the connector in order to release the locking tabs. Pull the connector.





4. Remove the accumulator cover bolts.





5. Remove the 1-2 accumulator cover.
6. Remove the piston.
7. Remove the springs.
8. Remove the component electrical connectors.





9. Remove the TCC PWM solenoid retainer.





10. Remove the TCC PWM solenoid from the control valve body.





11. Remove the pressure control solenoid retainer bolt/screw.





12. Remove the pressure control solenoid retainer.
13. Remove the pressure control solenoid.





14. Remove the TCC solenoid valve bolts.
15. Use the J28458 in order to remove the pass-through electrical connector from the transmission case.
Place the small end of the J28458 over the top of the connector.
Twist the J28458 in order to release the four tabs while pulling the harness connector from the transmission case.
16. Remove the TCC solenoid valve with the wiring harness from the transmission case.

INSTALLATION PROCEDURE
1. Install the TCC solenoid with the wiring harness to the transmission case.
2. Install the pass-through electrical connector to the transmission case.





3. Install the TCC solenoid bolts and screws.





4. Install the pressure control solenoid.
5. Install the pressure control solenoid retainer.

NOTICE: Refer to Fastener Notice in Service Precautions.





6. Install the pressure control solenoid retainer bolt and screw.
^ Tighten the TCC solenoid bolts/screws to 11 Nm (97 inch lbs.).
^ Tighten the pressure control solenoid bolt/screw to 11 Nm (97 inch lbs.).





7. Install the TCC PWM solenoid to the control valve body.





8. Install the TCC PWM solenoid retainer.

IMPORTANT: The piston legs must face toward the case when installed.

9. Connect the component electrical connectors.





10. Install the 1-2 accumulator piston to the accumulator cover.
11. Install the 1-2 accumulator springs onto the piston.
12. Install the 1-2 accumulator cover.





13. Install the 1-2 accumulator cover bolts.
^ Tighten the bolts to 11 Nm (97 inch lbs.).

14. Install the wiring harness connector to the transmission pass-through connector.
15. Install the oil pan and the oil filter.

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