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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Mechanical (Repair Instructions -- 1 Of 3) -- 4.8L, 5.3L & 6.0L) >> Repair Instructions (On-Vehicle & Off-Vehicle - Part 1) >> On-Vehicle Repair Instructions >> Drive Belt Replacement - Accessory >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Route the drive belt (1) around all the pulleys except the idler pulley.
  2. Install the breaker bar with hex-head socket to the belt tensioner bolt.
  3. Rotate the belt tensioner clockwise in order to relieve the tension on the tensioner.
  4. Install the drive belt (1) under the idler pulley.
  5. Slowly release the tension on the belt tensioner.
  6. Remove the breaker bar and socket from the belt tensioner bolt.
  7. Inspect the drive belt (1) for proper installation and alignment.
    8. Fig 1: View Of Accessory Drive Belt Routing
    GM833370Courtesy of GENERAL MOTORS CORP.
  8. Align the arrow (2) at the throttle body end of the duct with the throttle body attaching stud (1).
    9. Fig 2: Aligning Arrow At Throttle Body End Of Duct With Throttle Body Attaching Stud
    GM832068Courtesy of GENERAL MOTORS CORP.
  9. Install the air cleaner outlet duct.
    10. Fig 3: View Of Air Cleaner Outlet Duct
    GM832066Courtesy of GENERAL MOTORS CORP.
  10. Connect the radiator inlet hose clip to the outlet duct.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  11. Tighten the air cleaner outlet duct clamp screws at the following locations:
    • The throttle body
    • The MAF/IAT sensor

      Tighten:  Tighten the screws to 7 N.m (62 lb in).

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