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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Controls - 3.9L - Introduction (2 Of 2)) >> Repair Instructions >> Manifold Absolute Pressure Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying MAP Sensor Electrical Connector
    GM1639213Courtesy of GENERAL MOTORS CORP.
  1. Install the MAP sensor seal, if necessary.
  2. Install the MAP sensor (1).
    3. Fig 2: Locating MAP Sensor Electrical Connector
    GM1675732Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the MAP sensor bracket and bolts.

    Tighten:   Tighten the ECT sensor to 25 Nm (18 lb ft).

  4. Connect the engine harness electrical connector (1) to the MAP sensor.
  5. Install intake manifold cover. Refer to INTAKE MANIFOLD COVER REPLACEMENT .
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