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Home >> Cadillac >> 2003 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 640 (Engine Controls - 5.7L - Introduction) >> Repair Instructions >> Manifold Absolute Pressure (MAP) Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Manifold Absolute Pressure (MAP) Sensor
    GM58838Courtesy of GENERAL MOTORS CORP.
    IMPORTANT:
    • Inspect the MAP sensor seal for damage. Replace the seal if necessary.
    • Lightly coat the MAP sensor seal with clean engine oil before installing the sensor.
  1. Install the MAP sensor. Push down the sensor in order to engage the retainer.
    2. Fig 2: Connecting MAP Sensor Harness Connector
    GM55819Courtesy of GENERAL MOTORS CORP.
  2. Connect the MAP sensor harness connector.
  3. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical - 5.7L.
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