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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 418 (Engine Mechanical - 4.2L 6-Cylinder (On-Vehicle)) >> Repair Instructions >> Engine Oil Pressure Sensor and/or Switch Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the oil pressure switch.

    Tighten 

    Tighten the oil pressure switch to 20 N.m (15 lb ft).

    2. Fig 1: Installing Oil Pressure Switch
    G01706350Courtesy of GENERAL MOTORS CORP.
  2. Install the electrical connector to the oil pressure switch.
  3. Install the engine shield. Refer to Engine Protection Shield Replacement in Frame and Underbody.
  4. Lower the vehicle.
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