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Home >> GMC >> 2009 >> Envoy 4.2 S, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 4.2L - Introduction >> Repair Instructions >> Manifold Absolute Pressure Sensor Replacement >> Removal Procedure

Removal Procedure

    Fig 1: Locating (MAP) Sensor Electrical Connector
    GM1922202Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the engine wiring harness electrical connector (1) from the manifold absolute pressure (MAP) sensor.
    2. Fig 2: View Of (MAP) Sensor & Screw
    GM1922215Courtesy of GENERAL MOTORS CORP.
  2. Remove the MAP sensor screw (1).
  3. Remove the MAP sensor (2).
  4. Inspect the MAP sensor seal for damage, replace as necessary.
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