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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Cooling System >> Repair Instructions >> Transmission Fluid Cooler Pipe Seal Replacement >> Removal Procedure

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Place a drain pan or suitable container under the vehicle.
    3. Fig 1: View Of Transaxle Oil Cooler Line Assembly
    GM945444Courtesy of GENERAL MOTORS COMPANY
  3. Remove the transmission oil cooler line assembly nut from the transmission.
  4. Disconnect the transmission oil cooler lines from the vehicle.
    5. Fig 2: View Of Cooler Line Seal Remover
    GM792754Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure that the J45201 is fully seated into the transmission seal bore.

  5. Insert the collet piece (2) of the DT-45201  Cooler Line Seal Remover into the cooler line seal.
  6. Insert the forcing screw piece (1) of the DT-45201  Cooler Line Seal Remover into the collet (2).
  7. Tighten the forcing screw (1) until snug.
    8. Fig 3: Identifying Collar & Collet
    GM853327Courtesy of GENERAL MOTORS COMPANY
  8. Thread the collar piece (1) of the DT-45201  Cooler Line Seal Remover onto the collet (3) until snug.
    9. Fig 4: Removing Fluid Cooler Pipe Fitting Seal
    GM853328Courtesy of GENERAL MOTORS COMPANY
  9. Turn the collar clockwise in order to remove the cooler line seal (87).
  10. Discard the seal (87).
  11. Clean the case bores for the cooler line seals.
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