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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 >> Evaporator Tube Replacement - Outlet (LY7) >> 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. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls - 3.6L.
  2. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
  3. Remove the wiper motor module. Refer to Wiper Motor Module Replacement in Wipers/Washer Systems.
    4. Fig 1: View Of Brake Booster
    GM628874Courtesy of GENERAL MOTORS CORP.
  4. Remove the nut that secures the evaporator outlet tube to the TXV.
  5. Disconnect the evaporator outlet tube from the TXV.
  6. Disconnect the evaporator inlet tube from the evaporator outlet tube.
    7. IMPORTANT: Cap or tape off the open A/C components immediately to prevent system contamination.
  7. Cap or tape off the TXV.
    8. Fig 2: Locating Evaporator Outlet Tube Bracket Bolt
    GM651477Courtesy of GENERAL MOTORS CORP.
  8. Remove the outlet tube bracket bolt.
    9. Fig 3: View Of Evaporator Outlet Tube From The Suction Hose
    GM826687Courtesy of GENERAL MOTORS CORP.
  9. Remove the bolt that secures the suction hose to the outlet tube fitting.
  10. Disconnect the outlet tube from the suction hose.
  11. Cap or tape off the suction hose.
  12. Remove the outlet tube.
  13. Remove and discard the sealing washers.
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