Installation Procedure

2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Installation Procedure
WARNING: This page is about a different car, the 2018 Chevrolet Sonic. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean the sealing surfaces.
  2. GM2631338Courtesy of GENERAL MOTORS COMPANY

    The water pump and engine front cover bolts are located as followed:

    • Engine front cover special bolt without cone end 60 mm (2.362 in) (1).
    • Engine front cover standard bolt with cone end 52 mm (2.047 in) (2).
    • Water pump bolt 25 mm (0.984 in) (3).
  3. GM3621312Courtesy of GENERAL MOTORS COMPANY

    Install the 2 NEW front cover bolts (1).

  4. GM2191788Courtesy of GENERAL MOTORS COMPANY

    Install the water pump (2) and a NEW water pump gasket (1).

  5. CAUTION:

    Refer to Fastener Caution .

  6. Install the 5 water pump bolts (4) and the 3 engine front cover bolts (3) and tighten all 10 bolts in a cross sequence to 8 N.m (71 lb in).
  7. GM3621312Courtesy of GENERAL MOTORS COMPANY

    Tighten the 2 water pump bolts (1) to an additional 30 degrees, using the EN-45059Β  meter.

  8. Install the heater outlet hose from the water pump. Refer to Heater Outlet Hose Replacement (LUV) .
  9. Install the water pump pulley. Refer to Water Pump Pulley Replacement (LUV)Β .
  10. Install the water inlet. Refer to Water Inlet Replacement (LUV)Β .
  11. Fill the cooling system. Refer to Cooling System Draining and FillingΒ .
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:

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