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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1619 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Drive Belt Replacement - Accessory >> Removal Procedure

Removal 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.
  1. Loosen the air cleaner outlet duct clamps at the following locations:
    • The throttle body
    • The mass airflow/intake air temperature (MAF/IAT) sensor
  2. Disconnect the radiator inlet hose clip from the outlet duct.
  3. Remove the air cleaner outlet duct.
    Fig 1: Removing Air Cleaner Outlet Duct
    G02106567Courtesy of GENERAL MOTORS CORP.
  4. Install a breaker bar with hex-head socket to the drive belt tensioner bolt.
  5. Rotate the drive belt tensioner clockwise in order to relieve tension on the belt (1).
  6. Remove the belt (1) from the pulleys and the drive belt tensioner.
  7. Slowly release the tension on the drive belt tensioner.
  8. Remove the breaker bar and socket and from the drive belt tensioner bolt.
  9. Clean and inspect the belt surfaces of all the pulleys.
    Fig 2: Drive Belt Routing
    G02106568Courtesy of GENERAL MOTORS CORP.
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