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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling >> Repair Instructions >> Fan Replacement >> Installation Procedure

Installation Procedure

CAUTION: Do not use or attempt to repair a damaged cooling fan assembly. Replace damaged fans with new assemblies. An unbalanced cooling fan could fly apart causing personal injury and property damage.
    Fig 1: Removing Fan Clutch From Fan Blade
    GM367006Courtesy of GENERAL MOTORS CORP.
  1. Install the fan clutch to the fan blade.
    2. NOTE: Refer to FASTENER NOTICE .
  2. Install the bolts to the fan clutch.

    Tighten:  Tighten the bolts to 23 N.m (17 lb ft).

    3. Fig 2: View Of Fan Assembly Removed
    GM367004Courtesy of GENERAL MOTORS CORP.
  3. Install the fan blade to the vehicle.
    4. Fig 3: Using Special Tools For Fan Clutch
    GM362333Courtesy of GENERAL MOTORS CORP.
  4. Install the J 46406  to the fan clutch. See Special Tools .

    Tighten:  Tighten the nut clockwise to 59 N.m (44 lb ft).

  5. Install the fan shroud. Refer to Fan Shroud Replacement .
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