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Home >> Buick >> 2009 >> Lucerne Super >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 4.6L - Introduction >> Repair Instructions >> Air Cleaner Outlet Duct Replacement >> Installation Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Installation Procedure

    Fig 1: View Of Air Cleaner Outlet Duct
    GM1670799Courtesy of GENERAL MOTORS CORP.
  1. Install air cleaner outlet duct to the vehicle and the MAF/IAT sensor.
    2. CAUTION: Refer to Fastener Caution .
  2. Tighten the air cleaner outlet duct clamp at the MAF/IAT sensor.

    Tighten:  Tighten the clamp to 4 N.m (35 lb in).

    3. Fig 2: View Of Air Cleaner Outlet Duct To Throttle Body
    GM1670790Courtesy of GENERAL MOTORS CORP.
  3. Install the air cleaner outlet duct to the throttle body.
  4. Tighten the air cleaner outlet duct clamp at the throttle body.

    Tighten:  Tighten the clamp to 4 N.m (35 lb in).

    5. Fig 3: Identifying PCV Fresh Air Tube
    GM1661022Courtesy of GENERAL MOTORS CORP.
  5. Connect the PCV fresh air tube quick connect fitting to the air cleaner outlet duct. Refer to Plastic Collar Quick Connect Fitting Service .
    6. Fig 4: Locating MAF/IAT Sensor Connector
    GM1670786Courtesy of GENERAL MOTORS CORP.
  6. Connect the engine harness electrical connector to the MAF/IAT sensor.
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