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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 8.1L (Introduction) >> Repair Instructions >> Manifold Absolute Pressure (MAP) Sensor Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: View Of Ignition Coil, ECT And MAP Sensor Electrical Connectors
    GM750529Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine sight shield. Refer to Engine Sight Shield Replacement in Engine Mechanical - 8.1L.
  2. Disconnect the manifold absolute pressure (MAP) sensor electrical connector (1).
    3. Fig 2: View Of MAP Sensor & Bolt
    GM858207Courtesy of GENERAL MOTORS CORP.
  3. Remove the MAP sensor bolt.
  4. Remove the MAP sensor.
  5. Inspect the MAP sensor seal for wear or damage, replace as necessary.
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