K 1500 Yukon 4WD V8-5.3L VIN T (2000)
Band Apply Servo: Service and Repair
4L80-E Automatic Transmission
Reverse Servo Replacement
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Tools Required
-
J 21370-10 Band to Apply Pin Gage
-
J 38737 Band Apply Pin Checking Tool
Removal Procedure
1. Remove the transmission oil pan and filter. Refer to Automatic Transmission Fluid/Filter Changing.
2. Remove the rear servo assembly from the transmission case as follows:
2.1. Cover bolts (61).
2.2. Cover (62).
2.3. Cover gasket (63).
2.4. Bottom retaining clip (64).
2.5. Servo piston (65).
2.6. Outer ring oil seal (66).
2.7. Inner ring oil seal (67).
2.8. Accumulator piston (68).
2.9. Piston seal (69).
2.10. Washer (70).
2.11. Servo spring (71).
2.12. Servo spring retainer (72).
2.13. Selective pin (73).
2.14. Accumulator spring (74).
Inspection Procedure