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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1309 (Engine Controls And Fuel - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Manifold Absolute Pressure Sensor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Engine Wiring Harness Electrical Connector
    GM1876318Courtesy 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 & Bolt
    GM1876319Courtesy of GENERAL MOTORS CORP.
    CAUTION: Do not rotate or pry on the MAP sensor when removing. Damage to the MAP sensor or the intake manifold may result.
  2. Remove the MAP sensor bolt (1).
  3. Using a slight rocking motion while pulling straight up, remove the MAP sensor (2) from the upper intake manifold.
  4. Inspect the MAP sensor seal for damage, replace the seal if necessary.
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