K 2500 Truck 4WD V8-6.6L DSL Turbo VIN 1 (2002)
Valve Body: Service and Repair
4L80-E - Automatic Transmission
Valve Body and Pressure Switch Replacement
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Tools Required
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J 25025 Guide Pins
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J 36850 Transjel
Removal Procedure
1. Ensure that removal of the valve body is necessary before proceeding.
Important: The following components can be serviced without removing the valve body from the transmission:
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The 2-3 solenoid (1)
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The internal wiring harness (2)
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The 1-2 shift solenoid (3)
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The transmission fluid temperature sensor (4)
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The transmission fluid pressure manual valve position switch (5)
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The pressure control solenoid (6)
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The Torque Converter Clutch Pulse Width Modulation (TCC PWM) solenoid (7)
2. Remove the fluid level indicator.
3. Raise the vehicle. Refer to Vehicle Lifting.
4. Remove the oil pan, gasket, and filter.