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Home >> Buick >> 2004 >> Century Custom >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC Systems - Automatic >> Repair Instructions >> Vacuum Control Assembly Replacement >> Removal Procedure

Removal Procedure

  1. Remove the right side instrument panel insulator. Refer to Closeout/Insulator Panel Replacement - Right in Instrument Panel, Gages and Console.
    2. Fig 1: View Of Electrical Connector For Vacuum Control Assembly
    GM295337Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the electrical connector from the vacuum control assembly.
    3. Fig 2: View Of Vacuum Harness Connector For Vacuum Control Assembly
    GM295340Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the vacuum harness connector from the vacuum control assembly.
    4. Fig 3: View Of Vacuum Control Assembly
    GM295343Courtesy of GENERAL MOTORS CORP.
  4. Remove the mounting screws from the vacuum control assembly.
    5. IMPORTANT: Pull the vacuum control assembly straight down to release the tab from the slot in the HVAC module case.
  5. Remove the vacuum control assembly.
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