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Home >> GMC >> 2017 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Automatic Transmission - 8L45 (M5N M5T) Or 8L90 (M5U) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Propeller Shaft Transmission Flange Fluid Seal Replacement (Rear Wheel Drive) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the propeller shaft. Two-Piece Propeller Shaft Replacement (LTG, LGX, LCV)Two-Piece Propeller Shaft Replacement (LF4) .
  2. Fig 1: Holding Fixture And Propeller Shaft Transmission Flange
    GM4011641Courtesy of GENERAL MOTORS COMPANY
  3. Install the J-45012  Holding Fixture (3) to the propeller shaft transmission flange (2).
  4. Fig 2: Propeller Shaft Transmission Flange Nut
    GM4011439Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Do not reuse the flange nut. Reusing the flange nut may cause damage to the transmission.

  5. Remove and Discard the propeller shaft transmission flange nut (1).
  6. NOTE:

    If the propeller shaft transmission flange is not easily removed with J 45012  Holding Fixture use . DT 38416 B  Harmonic Balancer Remover to remove the flange.

  7. Remove the propeller shaft transmission flange (2) from the output shaft.
  8. NOTE:

    Do not scrape or gouge the case extension housing while removing the output shaft seal.

  9. Use the J-6125-B  Slide Hammer and J-23129  Seal Remover to remove the propeller shaft transmission seal (3) from the case extension housing.