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Home >> Buick >> 2005 >> Rainier 5.3 M, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - Introduction >> Repair Instructions >> Manifold Absolute Pressure (MAP) Sensor Replacement >> Installation Procedure

Installation Procedure

IMPORTANT: Lightly coat the MAP sensor seal with clean engine oil before installing the sensor.
    Fig 1: MAP Sensor
    GM1509706Courtesy of GENERAL MOTORS CORP.
  1. Install the MAP sensor (1). Push the MAP sensor into the intake manifold.
  2. Install the MAP sensor retainer (2) to the intake manifold.
    3. Fig 2: Top Of Engine Wiring Harness View
    GM898326Courtesy of GENERAL MOTORS CORP.
  3. Connect the MAP sensor electrical connector (3).
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