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Home >> Cadillac >> 2009 >> XLR Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Engine Control System & Fuel System - 4.6L (LH2) - Introduction) >> Repair Instructions >> Mass Airflow Sensor/Intake Air Temperature Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of MAF Sensor
    GM1201263Courtesy of GENERAL MOTORS CORP.
    NOTE:
    • Handle the MAF sensor carefully.
    • Do not drop the MAF sensor in order to prevent damage to the MAF sensor.
    • Do not damage the screen located on the air inlet end of the MAF.
    • Do not touch the sensing elements.
    • Do not allow solvents and lubricants to come in contact with the sensing elements.
    • Use a small amount of a soap based solution in order to aid in the installation.

  1. Install a NEW MAF/IAT sensor gasket.
  2. Carefully install the MAF/IAT sensor into the air cleaner housing cover.
    3. NOTE: Refer to FASTENER NOTICE .
  3. Install the MAF/IAT sensor screws.

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

    4. Fig 2: View Of Air Cleaner Duct
    GM1201220Courtesy of GENERAL MOTORS CORP.
  4. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
    5. Fig 3: View Of MAF/IAT Sensor Electrical Connector
    GM1201074Courtesy of GENERAL MOTORS CORP.
  5. Reconnect the MAF/IAT sensor electrical connector.
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