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Installation Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: 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: View Of Fan Clutch & Fan Blade
    GM721992Courtesy of GENERAL MOTORS CORP.
  1. Install the fan clutch onto the fan blade.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the fan clutch bolts.

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

    3. Fig 2: View Of Fan Assembly
    GM367004Courtesy of GENERAL MOTORS CORP.
  3. Install the fan assembly.
    4. Fig 3: View Of Special Tools J-48460 & J 41240-5A
    GM2087072Courtesy of GENERAL MOTORS CORP.
  4. Install the J-48460  Fan Clutch Remover and Installer Kit (1) and J 41240-5A  Fan Clutch wrench (2). See Special Tools .

    Tighten:  Tighten the nut clockwise to 56 N.m (41 lb ft).

  5. Install the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (LMM Diesel)  or Engine Coolant Fan Upper Shroud Replacement (Mechanical) .
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