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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 864 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Compressor Replacement (LU3) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Drive Belt Tensioner
    GM657564Courtesy of GENERAL MOTORS CORP.
  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Install a ratchet into the belt tensioner adapter opening.
  3. Rotate the belt tensioner counterclockwise in order to relieve the tension on the belt.
  4. Remove the belt from the A/C compressor.
  5. Slowly release the tension on the belt tensioner.
    6. Fig 2: View Of Discharge & Suction Hose Bolt
    GM1774219Courtesy of GENERAL MOTORS CORP.
  6. Remove the discharge and suction hose bolt from the A/C compressor.
  7. Remove the discharge and suction hose from the A/C compressor.
  8. Discard the sealing washers. Cap all of the openings.
  9. Disconnect the electrical connections.
    10. Fig 3: View Of A/C Compressor & Mounting Bolts
    GM1774222Courtesy of GENERAL MOTORS CORP.
  10. Remove the A/C compressor mounting bolts.
  11. If replacing the A/C compressor. Refer to Compressor Oil Balancing .
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