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Home >> GMC >> 2005 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 225 (Engine Mechanical - 3.6L (Ly7) (5 Of 6)) >> Off-Vehicle Repair Instructions - Part 3 >> Water Pump Installation >> Tools Required

Tools Required

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EN 46104  Water Pump Pulley Holding Tool. See Special Tools .

    Fig 1: View Of Water Pump
    GM946142Courtesy of GENERAL MOTORS CORP.
  1. Ensure that the engine front cover and water pump are clear of old gasket material.
  2. Place a new water pump gasket on the water pump.
  3. Place the water pump in position on the front cover.
  4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the water pump bolts.

    Tighten:  Tighten the water pump bolts in the sequence shown to 10 N.m (89 lb in).

  6. Fig 2: View Of Water Pump Pulley
    GM902876Courtesy of GENERAL MOTORS CORP.
  7. Install the water pump pulley.
  8. Loosely install the water pump pulley bolts.
  9. Fig 3: View Of EN 46104
    GM1478491Courtesy of GENERAL MOTORS CORP.
  10. Install the EN 46104  (1) onto the water pump pulley. See Special Tools .

    Tighten:  Tighten the water pump pulley bolts to 10 N.m (89 lb in).