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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Heating, Ventilation, And Air Conditioning System) >> Repair Instructions >> Heater Inlet Hose Replacement (LWN without C69) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM4593464Courtesy of GENERAL MOTORS COMPANY

    Heater Inlet Hose (3) @ Heater Core Inlet Tube - Install

  2. Heater Inlet Hose Clamp (2) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  3. Heater Outlet Hose Clip (1) @ Heater Inlet Hose - Install
  4. GM4824123Courtesy of GENERAL MOTORS COMPANY

    Plenum Drain Tube (2) - Install - Plenum Drain Tube Replacement (Without LWN) , or Plenum Drain Tube Replacement (With LWN)

  5. GM4603126Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Inlet Air Hose (2) - Install - Charge Air Cooler Inlet Air Hose Replacement

  6. Raise and support the vehicle. Lifting and Jacking the Vehicle
  7. GM4824168Courtesy of GENERAL MOTORS COMPANY

    Heater Inlet Hose (2) @ Heater Inlet and Outlet Pipe - Install

  8. Heater Inlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  9. GM4589005Courtesy of GENERAL MOTORS COMPANY

    Front Wheelhouse Splash Shield-Right Side (3) - Install - Wheelhouse Splash Shield Replacement (Right Side)

  10. Lower the vehicle.
  11. Fill the cooling system. Cooling System Draining and Filling (Static Fill LWN) , or Cooling System Draining and Filling (GE 47716 LWN) , or Cooling System Draining and Filling (Static LC8, LV1, L96) , or Cooling System Draining and Filling (GE47716 LC8, LV1, L96)
  12. Start the engine and check for coolant leaks.