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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 101 (Engine Control System - 3.8L - Introduction (2 Of 2)) >> Repair Instructions >> Air Cleaner Intake Duct Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical - 3.8L.
  2. Disconnect the MAF/IAT sensor electrical connector (2).
  3. Disconnect the PCV tube.
    4. Fig 1: Identifying MAF/IAT Sensor
    GM1208107Courtesy of GENERAL MOTORS CORP.
  4. Loosen the air cleaner intake duct clamps at the throttle body and the air cleaner housing cover.
  5. Remove the air cleaner intake duct from the air cleaner cover.
  6. Remove the air cleaner intake duct from the throttle body.
  7. Remove the MAF/IAT sensor from the air cleaner intake duct.
  8. If replacing the air cleaner intake duct, remove the clamps.
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