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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1018 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Drive Belt Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Route the belt (1) around all the pulleys except the flat idler pulley.
  2. Install a 3/8 inch drive breaker bar to the drive belt tensioner arm.
  3. Rotate the belt tensioner (2) counterclockwise in order to relieve the tension on the tensioner.
    4. Fig 1: Drive Belt Routing & Tensioner (W/ A/C
    GM869700Courtesy of GENERAL MOTORS CORP.
  4. If equipped with A/C, install the belt under the flat idler pulley.
  5. If equipped without A/C, install the belt (1) to the pulleys and the drive belt tensioner.
  6. Slowly release the tension on the belt tensioner (2).
    7. Fig 2: Drive Belt Routing & Tensioner (W/O A/C
    GM869702Courtesy of GENERAL MOTORS CORP.
  7. Remove the breaker bar from the drive belt tensioner.
  8. Inspect the drive belt for proper installation and alignment.
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