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Home >> Chevrolet >> 2011 >> Impala Police >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.9L - Repair Instructions >> Repair Instructions >> Air Cleaner Outlet Duct Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Air Inlet Duct & MAF/IAT Sensor
    GM1556020Courtesy of GENERAL MOTORS CORP.
  1. Install the air inlet duct from the MAF/IAT sensor.
  2. CAUTION: Refer to Fastener Caution .
  3. Tighten the air inlet duct clamp at the MAF/IAT sensor.

    Tighten:  Tighten the clamp to 3 N.m (27 lb in).

  4. Install the air inlet duct to the throttle body.
  5. Tighten the air inlet duct clamp at the throttle body.

    Tighten:  Tighten the clamp to 3 N.m (27 lb in).

  6. Connect the PCV tube to the air inlet duct. Refer to Plastic Collar Quick Connect Fitting Service .