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Home >> Buick >> 2009 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Control System & Fuel System - 5.3L - Introduction) >> Repair Instructions >> Mass Airflow Sensor with Intake Air Temperature Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of MAF/IAT Sensor
    GM1556017Courtesy of GENERAL MOTORS CORP.
  1. Install the MAF/IAT sensor seal, if necessary.
  2. Install the MAF/IAT sensor to the air cleaner housing.
    3. CAUTION: Refer to Fastener Caution .
  3. Install the MAF/IAT sensor bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

    4. Fig 2: Identifying MAF/IAT Sensor
    GM1208107Courtesy of GENERAL MOTORS CORP.
  4. Connect the MAF/IAT sensor electrical connector (2).
  5. Install the air intake duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
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