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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Engine Mechanical - 6.6L (LLY)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Oil Pan Cleaning and Inspection - Lower

Oil Pan Cleaning and Inspection - Lower

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oil level sensor (1) and retaining clip (3).
  2. Clean the lower oil pan (4). Remove any sludge or other deposits.
  3. Clean the lower oil pan mating surface.
  4. Inspect the lower oil pan (4) for dents or distortion.
  5. Inspect the lower oil pan mating surface for damage.
  6. Replace the lower oil pan (4) if any damage is found.
  7. Install the oil level sensor (1) and retaining clip (3).
    8. Fig 1: View Of Oil Level Sensor & Components
    GM663624Courtesy of GENERAL MOTORS CORP.
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