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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 >> Heater Pipe Replacement - Auxiliary Rear >> 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.
    Fig 1: Locating Rear Auxiliary Heater Pipe
    GM1548562Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the heater inlet and outlet hoses from the auxiliary heater inlet/outlet pipes using J 38185  or (SA9111E).
  2. Drain the coolant system. Refer to Draining and Filling Cooling System (Static Fill) or Draining and Filling Cooling System (Vac-N-Fill) .
  3. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the auxiliary heater inlet/outlet pipe clip nut (1).
    5. Fig 2: Locating Auxiliary Heater Inlet/Outlet Pipe Clip Nut
    GM1548564Courtesy of GENERAL MOTORS CORP.
  5. Remove the auxiliary heater inlet/outlet pipe clip nut (1).
    6. Fig 3: Locating Auxiliary Heater Inlet/Outlet Pipe Clip
    GM1548566Courtesy of GENERAL MOTORS CORP.
  6. Remove the auxiliary heater inlet/outlet pipe clip (1).
    7. Fig 4: Locating Auxiliary Heater Inlet/Outlet Pipe Clip Nut
    GM1548568Courtesy of GENERAL MOTORS CORP.
  7. Remove the auxiliary heater inlet/outlet pipe (2) clip nut (1).
    8. Fig 5: Removing/Installing Auxiliary Heater Inlet/Outlet Pipe Clip
    GM1548572Courtesy of GENERAL MOTORS CORP.
  8. Remove the auxiliary heater inlet/outlet pipe clip (1).
    9. Fig 6: Removing/Installing Auxiliary Heater Inlet/Outlet Pipe Clip Nut
    GM1548575Courtesy of GENERAL MOTORS CORP.
  9. Remove the auxiliary inlet/outlet pipe (2) clip nut (1).
    10. Fig 7: Removing/Installing Auxiliary Heater Inlet/Outlet hoses
    GM1548579Courtesy of GENERAL MOTORS CORP.
  10. Using the J 38185  or (SA9111E), disconnect the auxiliary heater inlet/outlet hoses (2) at the rear of the vehicle.
  11. Remove the auxiliary heater inlet/outlet hose assembly.
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