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Home >> Chevrolet >> 2011 >> Chevy Express G1500, Van Cargo, 4.3 X >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 4.3L - Repair Instructions >> Repair Instructions >> Mass Airflow Sensor with Intake Air Temperature Sensor Replacement >> Removal Procedure

Removal Procedure

    Fig 1: Mass Airflow Sensor/Intake Air Temperature Sensor
    GM1934979Courtesy of GENERAL MOTORS CORP.
  1. Loosen the air cleaner outlet duct clamp (1) at the mass airflow (MAF)/Intake air temperature (IAT) sensor.
  2. Remove the air cleaner outlet duct (2) from the MAF/IAT sensor and position out of the way.
    3. Fig 2: Engine Wiring Harness Electrical Connector And MAF/IAT Sensor
    GM1934890Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the engine wiring harness electrical connector (6) from the MAF/IAT sensor (5).
    4. Fig 3: MAF/IAT Sensor And Bolts
    GM1934895Courtesy of GENERAL MOTORS CORP.
  4. Remove the MAF/IAT sensor bolts (2).
  5. Remove the MAF/IAT sensor (1) from the air cleaner housing.
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