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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1497 (Engine Mechanical - 4.2L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Oil Level Sensor and/or Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the vehicle. Refer to LIFTING AND JACKING THE VEHICLE in General Information.
  2. Remove the engine oil pan drain plug and drain the engine oil.
    Fig 1: Removing Engine Oil Pan Drain Plug
    G02128596Courtesy of GENERAL MOTORS CORP.
  3. Remove the engine protection shield mounting bolts.
  4. Remove the engine protection shield.
    Fig 2: Removing Engine Protection Shield
    G02128597Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the electrical connector from the engine oil level sensor.
  6. Remove the engine oil level sensor mounting bolt.
  7. Remove the engine oil level sensor.
    Fig 3: Removing Engine Oil Level Sensor
    G02128598Courtesy of GENERAL MOTORS CORP.
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