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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 57 (Engine Heating And Cooling - Repair Instructions (1 Of 2)) >> Repair Instructions >> Auxiliary Radiator Inlet Pipe Replacement (L3B) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling (L3B Static Fill) , or Cooling System Draining and Filling (L3B GE 47716) 
  2. GM5488365

    Evaporative Emission Canister Purge Tube (1) - Disconnect - Plastic Collar Quick Connect Fitting Service

  3. Electrical Connector (2) @ Evaporative Emission Canister Purge Solenoid Valve - Disconnect
  4. Positive Crankcase Ventilation Tube (3) - Disconnect - Plastic Collar Quick Connect Fitting Service
  5. GM5488367

    Air Cleaner Outlet Duct Clamp (1) - Loosen [2x]

  6. GM5488369

    Air Cleaner Outlet Duct (1) - Remove

  7. GM5475762

    Auxiliary Radiator Outlet Pipe Clip (2) - Remove

  8. Radiator Inlet Hose Clamp (1) - Disengage [2x] - Hose Clamp Replacement Guidelines - Spring Type 
  9. Auxiliary Radiator Inlet Pipe (3) - Remove
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