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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1830 (Automatic Transaxle - 4T45-E - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - On Vehicle >> Intermediate/Fourth Servo Assembly Replacement >> Disassemble Procedure

Disassemble Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Intermediate/Fourth Servo Components
    GM417997Courtesy of GENERAL MOTORS CORP.
  1. Remove the piston and pin assembly (76 and 77) from the servo cover (80).
  2. Remove the snap ring (70) from the servo pin (76).
  3. Remove the piston (77) and the servo cushion springs (68) from the servo pin (76).
  4. Remove the servo piston seals (78, 79) from the servo cover (80).
  5. Discard the servo piston seals (78 and 79). Do not reuse the servo piston seals.
    6. Fig 2: View Of Intermediate/Fourth Servo Inspection Areas
    GM55105Courtesy of GENERAL MOTORS CORP.
  6. Inspect all components for damage.
  7. Inspect the fluid feed holes for proper opening.
  8. Inspect the bolt hole threads for debris and stripping.
  9. Inspect the seal grooves for damage.
  10. Clean and dry each component.
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