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Home >> Hummer >> 2007 >> H3 Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Control System - 2.8L (LK5) - Introduction) >> Repair Instructions >> Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    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.
    Fig 1: View Of MAF/IAT Sensor
    GM1352006Courtesy of GENERAL MOTORS CORP.
  1. Insert the MAF/IAT sensor into the air cleaner assembly.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the 2 screws securing the MAF/IAT sensor to the air cleaner assembly.

    Tighten:  Tighten the MAF/IAT sensor screws to 2.25 N.m (20 lb in).

  3. Connect the electrical connector to the MAF/IAT sensor.
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