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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 222 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Evaporator Tube Replacement - Inlet/Outlet (w/C60 Compressor) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Cap or tape the open air conditioning (A/C) components immediately in order to prevent system contamination.
    Fig 1: Identifying Suction & Discharge Hoses (w/C60 Compressor)
    GM1547616Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  2. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
  3. Remove the suction line to evaporator outlet tube bolt (1).
  4. Remove the suction line from the evaporator outlet tube.
  5. Cap or tape the suction line opening.
  6. Remove and discard the sealing washer (2).
    7. Fig 2: View Of Heater Hoses & Evaporator Inlet/Outlet Tube
    GM1547627Courtesy of GENERAL MOTORS CORP.
  7. Reposition the heater hoses in order to access the thermal expansion valve (TXV).
  8. Remove the evaporator inlet/outlet tube block nut at the TXV.
  9. Remove the evaporator inlet/outlet tube block from the TXV.
  10. Remove and discard the sealing washers.
  11. Cap or tape the TXV openings.
    12. Fig 3: View Of Evaporator Tubes
    GM1547622Courtesy of GENERAL MOTORS CORP.
  12. Remove the evaporator inlet tube to condenser bolt (2).
  13. Remove the evaporator inlet tube (5) from the condenser.
  14. Remove and discard the sealing washer.
  15. Cap or tape the condenser opening.
  16. Remove the electrical connector (3) from bracket.
  17. Remove the evaporator inlet/outlet tube bracket bolt (4).
  18. Remove the evaporator inlet/outlet tube clip to shock tower nut (6).
  19. Remove the evaporator inlet/outlet tube assembly.
  20. Remove the evaporator outlet tube (8) from the inlet tube (5).
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