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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 >> Air Cleaner Resonator Outlet Duct Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Positive Crankcase Ventilation (PCV) Clean Air Tube
    GM1551864Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the positive crankcase ventilation (PCV) tube from the air inlet duct. Refer to Plastic Collar Quick Connect Fitting Service .
    2. Fig 2: Air Inlet Duct & Throttle Body
    GM1554558Courtesy of GENERAL MOTORS CORP.
  2. Loosen the air inlet duct clamp at the throttle body.
  3. Remove the air inlet duct from the throttle body.
    4. Fig 3: Air Inlet Duct & MAF/IAT Sensor
    GM1556020Courtesy of GENERAL MOTORS CORP.
  4. Loosen the air inlet duct clamp at the mass air flow (MAF)/intake air temperature (IAT) sensor.
  5. Remove the air inlet duct from the MAF/IAT sensor.
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