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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 909 (Heating, Ventilation & Air Conditioning) >> Repair Instructions >> Heater Door Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement .
    2. Fig 1: Mode Actuator
    G01828051Courtesy of GENERAL MOTORS CORP.
  2. Remove the mode actuator.
    3. Fig 2: Air Inlet Housing
    G01828052Courtesy of GENERAL MOTORS CORP.
  3. Remove the air inlet housing retaining screws.
  4. Remove the air inlet housing.
    5. Fig 3: HVAC Module Assembly Mounting Bracket
    G01828053Courtesy of GENERAL MOTORS CORP.
  5. Remove the right HVAC module assembly mounting bracket screws.
  6. Remove the right HVAC module assembly mounting bracket.

    Important:  The HVAC module assembly upper retaining screw is located under the right HVAC module assembly mounting bracket.

  7. Remove the HVAC module assembly upper retaining screw.
    8. Fig 4: HVAC Module Assembly To Dash Panel Sound Barrier Seal
    G01828054Courtesy of GENERAL MOTORS CORP.
  8. Remove the HVAC module assembly to dash panel sound barrier seal.
    9. Fig 5: Heater Outlet Duct
    G01828055Courtesy of GENERAL MOTORS CORP.
  9. Remove the heater outlet duct retaining screws.
  10. Remove the heater outlet duct.
    11. Fig 6: Heater Core Cover
    G01828056Courtesy of GENERAL MOTORS CORP.
  11. Remove the heater core cover screws.
  12. Remove the heater core cover.
    13. Fig 7: Heater Core
    G01828057Courtesy of GENERAL MOTORS CORP.
  13. Remove the heater core pipe retaining screw.
  14. Remove the heater core.

    Important:  The lower HVAC module assembly retaining screw is located under the heater core.

  15. Remove the lower HVAC module assembly retaining screw.
  16. Remove the HVAC module assembly lower mounting screws.
    17. Fig 8: HVAC Module Halves
    G01828058Courtesy of GENERAL MOTORS CORP.
  17. Separate the upper and lower HVAC module halves.
    18. Fig 9: Right-Hand Mode Door Lever
    G01828059Courtesy of GENERAL MOTORS CORP.
  18. Remove the heater door lever.
  19. Remove the right-hand mode door lever.
    20. Fig 10: Heater Door
    G01828060Courtesy of GENERAL MOTORS CORP.
  20. Remove the heater door.
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