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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1401 (Engine Mechanical - 6.6L (2 Of 5)) >> Repair Instructions - On Vehicle >> Drive Belt Replacement >> Removal Procedure

Removal 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.
  1. Remove the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (LMM Diesel) or Engine Coolant Fan Upper Shroud Replacement (Mechanical) .
    2. Fig 1: Identifying Fan Shroud Mounting Brackets & Bolts
    GM1674565Courtesy of GENERAL MOTORS CORP.
  2. Remove the 3 engine cooling fan shroud bolts (1).
    3. Fig 2: View Of Cooling Fan Shroud
    GM1674593Courtesy of GENERAL MOTORS CORP.
  3. Position the engine cooling fan shroud (1) forward to the radiator.
  4. Install a 1/2 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise.
  5. Remove the belt from the tensioner.
  6. Slowly release the tension on the tensioner arm.
    7. Fig 3: View Of Drive Belt (Single Generator)
    GM1363113Courtesy of GENERAL MOTORS CORP.
  7. Remove the drive belt from the drive pulleys, if equipped with a single generator.
    8. Fig 4: View Of Drive Belt (Dual Generator)
    GM1363115Courtesy of GENERAL MOTORS CORP.
  8. Remove the drive belt from the drive pulleys, if equipped with dual generators.
  9. Inspect the drive belt for excessive cracking or any visible damage and replace if necessary.
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