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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 721 (Engine Mechanical - 8.1L (On-Vehicle)) >> Repair Instructions >> Oil Pump Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Oil Pump
    GM635701Courtesy of GENERAL MOTORS CORP.
  1. Remove the oil pan. Refer to Oil Pan Replacement .
  2. Remove the oil pump bolt.
  3. Remove and separate the oil pump, retainer, and driveshaft.
  4. Discard the driveshaft retainer.
    5. Fig 2: View Of Crankshaft Oil Deflector & Nuts
    GM635703Courtesy of GENERAL MOTORS CORP.
  5. Remove the crankshaft oil deflector nuts.
  6. Remove the crankshaft oil deflector.
  7. Clean and inspect the oil pump. Refer to Oil Pump Cleaning and Inspection in Engine Mechanical - 8.1 L Unit Repair.
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