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Home › Hummer › 2007 › H3 Standard › Repair and Diagnosis › External Pages › Different car › Section 46 (Engine Cooling System) › Repair Instructions › Water Pump Replacement › Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the coolant. Refer to Draining and Filling Cooling System .
  2. Remove the fan. Refer to Fan Replacement .
  3. Remove the drive belt. Refer to Drive Belt Replacement (without A/C) or Drive Belt Replacement (with A/C) in Engine Mechanical - 2.8L (LK5) or Drive Belt Replacement (without A/C) or Drive Belt Replacement (with A/C) in Engine Mechanical - 3.5L (L52).
    4. Fig 1: View Of Water Pump Pulley & Bolts
    GM748318Courtesy of GENERAL MOTORS CORP.
  4. Using the J 46406  , secure the water pump pulley and remove the water pump pulley bolts. See Special Tools .
  5. Remove the J 46406  . See Special Tools .
  6. Remove the water pump pulley.
    7. Fig 2: View Of Water Pump & Bolts
    GM856224Courtesy of GENERAL MOTORS CORP.
  7. Remove the water pump bolts.
  8. Remove the water pump.
  9. Clean and inspect the water pump. Refer to Water Pump Cleaning and Inspection in Engine Mechanical - 2.8L (LK5) or Water Pump Cleaning and Inspection in Engine Mechanical - 3.5L (L52).
  10. Discard the gasket.
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