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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 >> Installation Procedure

Installation 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: Removing/Installing Auxiliary Heater Inlet/Outlet hoses
    GM1548579Courtesy of GENERAL MOTORS CORP.
  1. Install the auxiliary heater inlet/outlet hoses (2) to the rear of the vehicle.
  2. Using a small flat-bladed screwdriver, release the hose clamp retention locks.
    3. Fig 2: Removing/Installing Auxiliary Heater Inlet/Outlet Pipe Clip Nut
    GM1548575Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the auxiliary inlet/outlet pipe (2) clip nut (1).

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

    4. Fig 3: Removing/Installing Auxiliary Heater Inlet/Outlet Pipe Clip
    GM1548572Courtesy of GENERAL MOTORS CORP.
  4. Install the auxiliary heater inlet/outlet pipe clip (1).
    5. Fig 4: Locating Auxiliary Heater Inlet/Outlet Pipe Clip Nut
    GM1548568Courtesy of GENERAL MOTORS CORP.
  5. Install the auxiliary heater inlet/outlet pipe (2) clip nut (1).

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

    6. Fig 5: Locating Auxiliary Heater Inlet/Outlet Pipe Clip
    GM1548566Courtesy of GENERAL MOTORS CORP.
  6. Install the auxiliary heater inlet/outlet pipe clip (1).
    7. Fig 6: Locating Auxiliary Heater Inlet/Outlet Pipe Clip Nut
    GM1548564Courtesy of GENERAL MOTORS CORP.
  7. Install the auxiliary heater inlet/outlet pipe clip nut (1).

    Tighten:  TIghten the nut to 10 N.m (89 lb in).

  8. Lower the vehicle.
    9. Fig 7: Locating Rear Auxiliary Heater Pipe
    GM1548562Courtesy of GENERAL MOTORS CORP.
  9. Install the auxiliary heater inlet/outlet pipe clip nut (1).

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

  10. Install the heater inlet and outlet hoses to the auxiliary heater inlet/outlet pipes.
  11. Using a small flat-bladed screwdriver, release the hose clamp retention locks.
  12. Fill the coolant system. Refer to Draining and Filling Cooling System (Static Fill) or Draining and Filling Cooling System (Vac-N-Fill) .
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