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Home >> GMC >> 2023 >> Canyon AT4X >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Cooling System >> Repair Instructions >> Automatic Transmission Fluid Cooling Exchanger Replacement >> Removal Procedure

Removal Procedure

  1. Drain the cooling system. Cooling System Draining and Filling (GE 47716)Cooling System Draining and Filling (Static)
  2. GM6179181Courtesy of GENERAL MOTORS COMPANY

    Transmission Fluid Cooler Pipe Nut (1) - Remove [2x]

  3. Transmission Fluid Cooler Pipe Connector Bolt (2) - Remove
  4. GM6179182Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Cap the fittings and plug the holes when removing the transmission fluid cooler pipes.

    Transmission Fluid Cooler Inlet and Outlet Pipe (1) - Remove

  5. Transmission Fluid Cooler Seal (2) - Remove and DISCARD
  6. Transmission Fluid Cooler Pipe Seal (3) - Remove and DISCARD [2x]
  7. GM6143007Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed and Evaporative Emission Canister Vent Pipe Clip (1) @ Fuel Feed Evaporative Emission Separator Bracket (3) - Remove

  8. Fuel Feed and Evaporative Emission and Return Hose (2) - Reposition away
  9. GM6265253Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed and Return Pipe Clip Bracket Nut (1) - Remove

  10. Fuel Feed Evaporative Emission Separator Bracket (2) - Remove
  11. Transmission Fluid Auxiliary Cooler Stud (3) - Remove
  12. GM6144741Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Coolant Inlet Hose Clamp (1) - Disengage - Hose Clamp Replacement Guidelines - Spring Type

  13. Engine Oil Cooler Coolant Inlet Hose (2) @ Automatic Transmission Fluid Cooling Exchanger - Remove
  14. GM6144745Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Coolant Outlet Hose Clamp (1) - Disengage - Hose Clamp Replacement Guidelines - Spring Type

  15. Engine Oil Cooler Coolant Outlet Hose (2) @ Automatic Transmission Fluid Cooling Exchanger - Remove
  16. GM6265256Courtesy of GENERAL MOTORS COMPANY

    Transmission Fluid Auxiliary Cooler Bracket Nut (2) - Remove

  17. Transmission Fluid Auxiliary Cooler Stud (1) - Remove
  18. Automatic Transmission Fluid Cooling Exchanger (3) - Remove