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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1353 (Engine Cooling System) >> Repair Instructions >> Fan Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
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.
  1. Install the fan clutch onto the fan blade.
    NOTE: Refer to FASTENER NOTICE .
  2. Install the fan clutch bolts

    Tighten 

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

    Fig 1: Install Fan Clutch Bolts
    G02109057Courtesy of GENERAL MOTORS CORP.
  3. Install the fan assembly.
    Fig 2: Install Fan Assembly
    G02109058Courtesy of GENERAL MOTORS CORP.
  4. Install the J 46406  to the fan clutch.

    Tighten 

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

  5. Install the upper fan shroud. Refer to Fan Shroud Replacement - Upper (W/O M74)  or  Fan Shroud Replacement - Upper (W/M74)   .
    Fig 3: Install Fan Clutch Removal & Installer
    G02109059Courtesy of GENERAL MOTORS CORP.
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