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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> ENGINE MECHANICAL - 4.8L, 5.3L, AND 6.0L (2 Of 4) >> On-Vehicle Repair Instructions >> Drive Belt Replacement - Air Conditioning >> Removal Procedure

Removal Procedure

  1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory (4.8L, 5.3L, and 6.0L Engines)  or Drive Belt Replacement - Accessory (5.3L Engine w/RPO HP2) .
  2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the engine shield bolts.
    Fig 1: View Of Engine Protection Shield
    GM349061Courtesy of GENERAL MOTORS CORP.
  4. Remove the engine shield.
  5. Install a ratchet into the air conditioning (A/C) belt tensioner adapter opening.
    Fig 2: A/C Belt Tensioner
    GM370869Courtesy of GENERAL MOTORS CORP.
  6. Rotate the A/C belt tensioner clockwise in order to relieve tension on the belt.
  7. Remove the A/C belt from the pulleys.
  8. Slowly release the tension on the A/C belt tensioner.
  9. Remove the ratchet from the A/C belt tensioner.
  10. Clean and inspect the belt surfaces of all the pulleys.
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