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Home >> Hummer >> 2009 >> H3 Base, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Controls And Fuel - 5.3L - Introduction) >> Repair Instructions >> Mass Airflow Sensor with Intake Air Temperature Sensor Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different variant/trim than selected.
NOTE: The embossed arrow on the MAF/IAT sensor indicates the proper air flow direction. The arrow must point toward the engine.
    Fig 1: MAF/IAT Sensor Screws
    GM1897143Courtesy of GENERAL MOTORS CORP.
  1. Install the MAF/IAT sensor (2) to the air cleaner upper housing.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the MAF/IAT sensor screws (1).

    Tighten:  Tighten the screws to 1.5 N.m (13 lb in).

    3. Fig 2: Engine Wiring Harness Electrical Connector
    GM1897141Courtesy of GENERAL MOTORS CORP.
  3. Connect the engine wiring harness electrical connector to the MAF/IAT sensor.
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