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HOMESERVICE MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 60 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSWATER PUMP REPLACEMENT (LV1)INSTALLATION PROCEDURE
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G

Installation Procedure

2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION Installation Procedure
WARNING: This page is about a different car, the 2018 GMC Savana 3500, 2018 GMC Savana 2500, 2018 Chevrolet Express 3500, and 2018 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM4842428Courtesy of GENERAL MOTORS COMPANY

    Water Pump Gasket (2) - Install a NEW gasket. [2x]

  2. Water Pump (1) - Install
  3. GM4842423Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Water Pump Bolt (1) - Install and tighten [6x] 25 N.m (18 lb ft)

  4. GM4841527Courtesy of GENERAL MOTORS COMPANY

    Radiator Outlet Hose (2) - Install

  5. Radiator Outlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  6. GM4841526Courtesy of GENERAL MOTORS COMPANY

    Heater Inlet Hose (4) - Install

  7. Heater Inlet Hose Clamp (3) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  8. Heater Outlet Hose (2) - Install
  9. Heater Outlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  10. GM4841503Courtesy of GENERAL MOTORS COMPANY

    Engine Cooling Fan Bracket (2) - Install

  11. Engine Cooling Fan Bracket Bolt (1) - Install and tighten [2x] 22 N.m (16 lb ft)
  12. GM4843814Courtesy of GENERAL MOTORS COMPANY

    Engine Coolant Temperature Sensor Electrical Connector (1) - Connect

  13. GM4841499Courtesy of GENERAL MOTORS COMPANY

    Radiator Inlet Hose (2) - Install

  14. Radiator Inlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  15. GM4841498Courtesy of GENERAL MOTORS COMPANY

    Radiator Vent Outlet Hose (3) - Install

  16. Radiator Vent Outlet Hose Clip (2)@Engine Cooling Fan Bracket - Install
  17. Radiator Vent Outlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  18. Air Conditioning Compressor Bracket - Install - Air Conditioning Compressor Bracket Replacement (LV1)
  19. Power Steering Pump Pulley - Install - Power Steering Pump Pulley Replacement (Without LWN)Power Steering Pump Pulley Replacement (With LWN)
  20. Drive Belt Tensioner - Install - Drive Belt Tensioner Replacement - Accessory
  21. Drive Belt Idler Pulley - Install - Drive Belt Idler Pulley Replacement
  22. Generator - Install - Generator Replacement (LV1 with K68)Generator Replacement (LV1 with KW5/KG4)
  23. Engine Coolant Fan Lower Shroud - Install - Engine Coolant Fan Lower Shroud Replacement (LV1) 
  24. Fill the cooling system. Cooling System Draining and Filling (Static LC8, LV1, L96) Cooling System Draining and Filling (GE47716 LC8, LV1, L96) 
  25. Start the engine and check for coolant leaks.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.