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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 246 (Automatic Transaxle - 4T65-E - Overhaul) >> Repair Instructions >> Transfer Case Removal >> Removal Procedure

Removal Procedure

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    Fig 1: Identifying Drive Shaft Retaining Ring
    GM630805Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Transmission oil circulates between the transmission assembly and the transfer case. In situations where transmission related failures circulate debris into the transfer case, the transfer case must be disassembled, cleaned and inspected for damage. Refer to Internal Components Cleaning and Inspection .
  1. Remove the drive shaft retaining ring (509).
    2. Fig 2: Identifying Transfer Case Lower Brace To Case Bolt
    GM630806Courtesy of GENERAL MOTORS CORP.
  2. Rotate the transaxle 90 degrees.
  3. Remove the transfer case lower brace bolt (904).
    4. Fig 3: Locating Transfer Case Side Brace & Bolts
    GM630807Courtesy of GENERAL MOTORS CORP.
  4. Rotate the transaxle 90 degrees.
  5. Remove the transfer case side brace bolts (903). Remove the side brace (905).
    6. Fig 4: View Of Transfer Case To Case Bolts
    GM870724Courtesy of GENERAL MOTORS CORP.
  6. Remove the transfer case to case bolts (907, 909, 910).
    7. Fig 5: Removing Transfer Case Assembly From Transmission Case
    GM870726Courtesy of GENERAL MOTORS CORP.
    CAUTION: This component weighs approximately 60 lbs. Personal injury may result if you lift the component improperly.
    NOTE: During removal of the transfer case/output shaft, do not use excessive force or damage to the bushings may occur.
  7. Remove the transfer case assembly (908) from the transmission case (3).
    8. Fig 6: View Of Transfer Case Lower Brace Bolts & Brace
    GM630829Courtesy of GENERAL MOTORS CORP.
  8. Remove the transfer case lower brace bolts (903).
  9. Remove the transfer case lower brace (906).
    10. Fig 7: Locating Case Extension Seal
    GM630813Courtesy of GENERAL MOTORS CORP.
  10. Remove the case extension seal (8) from the transfer case (908).
    11. Fig 8: View Of Oil Dam
    GM630815Courtesy of GENERAL MOTORS CORP.
  11. Position the transaxle so that the case side cover is facing down.
  12. Remove the oil dam (901) from the transaxle.
    13. Fig 9: Identifying J 44755
    GM750020Courtesy of GENERAL MOTORS CORP.
  13. Install the transfer case assembly onto the J 44755  . Position the carrier onto the post of the fixture.
    14. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  14. Install the retaining bolts.

    Tighten:  Tighten the retaining bolts to 50 N.m (37 lb ft).

    15. Fig 10: View Of J 6125-1B & J 44467
    GM750028Courtesy of GENERAL MOTORS CORP.
  15. Attach the J 6125-1B  to J 44467  . See Special Tools . Install the J 44467  into the snap ring groove on the output shaft (510). See Special Tools . Tighten J 44467  securely to the output shaft. See Special Tools .
  16. Remove the output shaft with the slide hammer impact.
    17. Fig 11: Locating Final Drive Sun Gear
    GM630819Courtesy of GENERAL MOTORS CORP.
  17. Remove the final drive sun gear (697).
    18. Fig 12: View Of Selective Washer
    GM630820Courtesy of GENERAL MOTORS CORP.
  18. Remove the selective washer (902).
    19. Fig 13: View Of Park Gear Thrust Bearing & Park Gear
    GM630822Courtesy of GENERAL MOTORS CORP.
  19. Remove the parking gear (696) and the parking gear thrust bearing (695).
    20. Fig 14: Identifying Final Drive Sun Gear Shaft
    GM630823Courtesy of GENERAL MOTORS CORP.
  20. Remove the final drive sun gear shaft (689).
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