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Home >> Chevrolet >> 2005 >> Impala Base, 3.4 E >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.4L - Introduction (2 Of 2) >> Repair Instructions >> Mass Air Flow (MAF) Sensor Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Locating Air Cleaner Intake Duct Components
    GM811623Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the MAF sensor to the air cleaner intake duct.

    Tighten:  Tighten the clamp to 2 N.m (18 lb in).

  2. Install the air cleaner intake duct with the MAF sensor to the throttle body and the air cleaner housing cover (8).

    Tighten:  Tighten the clamps to 2 N.m (18 lb in).

  3. Connect the MAF sensor electrical connector (5).
  4. Connect the IAT sensor electrical connector (3).
  5. Install the PCV valve tube (4) to the air cleaner intake duct.
  6. Start and idle the engine.
  7. Inspect the air intake duct for leaks.
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