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Installation Procedure

  1. Clean the sealing surfaces.
    2. Fig 1: Water Pump And Engine Front Cover Bolts
    GM2631338Courtesy of GENERAL MOTORS COMPANY
  2. The water pump and engine front cover bolts are located as followed:
    • Engine front cover special bolts without cone end 60 mm (2.362 in) (1).
    • Engine front cover standard bolts with cone end 52 mm (2.047 in) (2).
    • Water pump bolts 25 mm (0.984 in) (3).
    3. Fig 2: Water Pump Bolts
    GM2414081Courtesy of GENERAL MOTORS COMPANY
  3. Install the water pump (4) and a NEW water pump gasket (3).
    4. CAUTION:

    Refer to Fastener Caution .

  4. Install the 5 water pump bolts (2) and the 5 engine front cover (1) and tighten in a cross sequence to 8 N.m (71 lb in).
  5. Install the water pump pulley. Refer to Water Pump Pulley Replacement .
    6. Fig 3: Heater Water Shutoff Hose
    GM2414080Courtesy of GENERAL MOTORS COMPANY
  6. Install the heater water shutoff hose (1).
    7. Fig 4: Radiator Inlet Hose, Engine Coolant Temperature Sensor Connector And Water Inlet Pipe
    GM2414079Courtesy of GENERAL MOTORS COMPANY
  7. Install the radiator inlet hose (2) and the engine coolant temperature sensor connector (1), to the water inlet pipe (3).
  8. Fill up the coolant fluid. Refer to Cooling System Draining and Filling .
  9. Start the engine and check for coolant leaks.
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