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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Controls - 3.9L - Introduction (2 Of 2)) >> Repair Instructions >> Mass Airflow Sensor/Intake Air Temperature Sensor Replacement >> 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: Identifying Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
    GM1544729Courtesy of GENERAL MOTORS CORP.
  1. Install the MAF/IAT sensor (2) to the air filter housing.
    2. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the MAF/IAT sensor (2) bolts.

    Tighten:   Tighten the ECT sensor to 10 Nm (89 lb in).

  3. Install air cleaner outlet duct . Refer to Air Cleaner Outlet Duct Replacement .
  4. Connect the engine harness electrical connector (1) to the MAF/IAT sensor.
  5. Start and idle the engine.
  6. Inspect the air intake duct for leaks.
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