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Home >> Cadillac >> 2005 >> CTS V >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 5.7L - Introduction >> Repair Instructions >> Air Cleaner Outlet Duct Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Loosening Air Cleaner Outlet Duct Clamps
    GM1385108Courtesy of GENERAL MOTORS CORP.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical - 5.7L.
  2. Loosen the air cleaner outlet duct clamps (1, 2).
  3. Partially remove the air cleaner outlet duct from the air cleaner housing to gain access to the mass air flow/intake air temperature (MAF/IAT) sensor electrical connector.
    4. Fig 2: View Of MAF/IAT Sensor Electrical Connector
    GM1385109Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the MAF/IAT sensor electrical connector (1).
  5. Remove the air cleaner outlet duct assembly.
  6. Remove the MAF/IAT if necessary. Loosen the MAF/IAT clamp (2).
    7. NOTE:
    • Handle the MAF sensor carefully.
    • Do not drop the MAF sensor in order to prevent damage to the MAF sensor.
    • Do not damage the screen located on the air inlet end of the MAF.
    • Do not touch the sensing elements.
    • Do not allow solvents and lubricants to come in contact with the sensing elements.
    • Use a small amount of a soap based solution in order to aid in the installation.

  7. Remove the MAF/IAT sensor from the air cleaner outlet duct. Note the position of the MAF/IAT sensor.
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