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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1151 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Suction Hose Replacement (LA1) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (LA1) or Battery Negative Cable Disconnect/Connect Procedure (LY7) in Engine Electrical.
  2. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    4. Fig 1: View Of Lower Air Deflector/Baffle
    GM125807Courtesy of GENERAL MOTORS CORP.
  4. Remove the air baffle bolts.
  5. Remove the air baffle.
  6. Remove the suction hose to evaporator outlet tube bolt.
    7. Fig 2: View Of Evaporator Outlet Tube From The Suction Hose
    GM826687Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the evaporator outlet tube from the suction hose.
    8. IMPORTANT: Cap or tape the open A/C hose immediately to prevent system contamination.
  8. Cap or tape off the evaporator outlet tube.
    9. Fig 3: Locating A/C Compressor Electrical Connector
    GM794148Courtesy of GENERAL MOTORS CORP.
  9. Disconnect the A/C compressor electrical connector.
  10. Disconnect the engine harness electrical connector above the A/C compressor and reposition the wiring harness aside.
    11. Fig 4: View Of Suction Hose To A/C Compressor Nut
    GM791146Courtesy of GENERAL MOTORS CORP.
  11. Remove the suction hose to compressor nut.
  12. Disconnect the suction hose from the compressor.
  13. Cap or tape off the compressor suction port.
    14. Fig 5: Locating Right Hand Engine Mount Strut, Engine Side
    GM792869Courtesy of GENERAL MOTORS CORP.
  14. Lower the vehicle.
  15. Loosen the right hand engine mount strut, engine side.
  16. Remove the right hand engine mount strut bracket brace bolts from the upper radiator support and rotate the strut and bracket rearward.
  17. Remove the suction hose.
  18. Remove and discard the sealing washers.
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