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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission Servicing >> Removal & Installation >> 2-4 Servo >> Removal

2-4 Servo: Removal

NOTE: Tools required: Servo Cover Depressor (J-29714-A).
  1. Raise and support the vehicle. Remove the oil pan bolt below and to the left of the 2-4 servo cover. Install the servo cover depressor to the oil pan rail. Tighten the bolt on the servo cover depressor to compress the servo cover. See Figure.
  2. Remove the servo cover retaining ring. See Figure. Loosen the bolt on the servo cover depressor to release tension on the servo cover. Remove the servo cover and O-ring seal. If the cover is hung up on the seal, use a pick (2) to pull and stretch the seal (1) out of the groove. Cut and remove the O-ring seal before removing the cover. See Figure.
  3. Remove the 2-4 servo assembly from the transmission.
  4. Inspect the 4th apply piston, the 2-4 servo converter, 2nd apply piston, and the piston inner housing for cracks, scoring, burrs and nicks. See Figure.
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