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Home › Chevrolet › 2004 › Impala Base, 3.4 E › Repair and Diagnosis › External Pages › Different variant/trim › Section 2 (Engine Control System 3.8L (Introduction)) › Repair Instructions › Mass Air Flow (MAF) Sensor Replacement › Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical - 3.8L.
    2. IMPORTANT: The mass air flow (MAF) sensor is attached to the throttle body assembly.
  2. Disconnect the MAF sensor electrical connector (8).
  3. Remove the MAF sensor screws (9).
  4. Remove the MAF sensor (1).
    5. Fig 1: Removing MAF Sensor
    GM378168Courtesy of GENERAL MOTORS CORP.
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