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Home >> Hummer >> 2009 >> H3 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - Introduction >> Repair Instructions >> Air Cleaner Assembly Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Engine Wiring Harness Electrical Connector And Mass Air Flow (MAF)/intake Air Temperature (IAT) Sensor
    GM1969052Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  2. Disconnect the engine wiring harness electrical connector (1) from the mass airflow (MAF)/intake air temperature (IAT) sensor (2).
    3. Fig 2: Secondary Air Injection (AIR) Pump Inlet Hose
    GM1969060Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the secondary air injection (AIR) pump inlet hose (1) quick connect fitting from the air cleaner assembly. Refer to Plastic Collar Quick Connect Fitting Service .
    4. Fig 3: Air Cleaner Assembly
    GM1969156Courtesy of GENERAL MOTORS CORP.
  4. Remove the air cleaner bolts (2).
  5. Remove the air cleaner assembly (1) from the vehicle.
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