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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 >> Oil Level Indicator and Tube 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 level indicator tube into the engine block.
  2. Add sealant GM P/N 12346004 to the oil level indicator tube stud threads.
  3. Install the oil level indicator tube stud.
    NOTE: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

    Tighten 

    Tighten the oil level indicator tube stud to 10 N.m (89 lb in).

  4. Install the A/C line bracket to oil level indicator tube and secure with the nut.

    Tighten 

    Tighten the A/C line bracket nut to 7 N.m (6 lb in).

    5. Fig 1: Installing A/C Line Bracket To Oil Level Indicator Tube
    G01706285Courtesy of GENERAL MOTORS CORP.
  5. Connect the O2 sensor electrical connector.
  6. Install the oil level indicator into the tube.
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