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Oil Pan Cleaning and Inspection

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oil pan baffle bolts and the oil pan baffle.
    2. Fig 1: Removing Oil Pan Baffle Bolts & Oil Pan Baffle
    GM387763Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Safety Glasses Caution in Cautions and Notices.
  2. Clean the oil pan and oil pan baffle in cleaning solvent.
  3. Dry the oil pan and oil pan baffle with compressed air.
  4. Inspect the oil pan for the following:
    • Gouges or damage to the oil pan sealing surfaces (1)
    • Damage to the threaded holes (2)
    • Damaged oil pan drain hole threads (3)
    • Damage to the oil pan baffle
    • Damage to the exterior of the oil pan

      A damaged oil pan may interfere with the proper position of the oil pump screen, or may not distribute oil properly in the oil pan sump area.

      • Fig 2: Oil Pan Cleaning & Inspection Areas
      GM334509Courtesy of GENERAL MOTORS CORP.
    5. NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the oil pan baffle and the bolts.

    Tighten:  Tighten the oil pan baffle bolts to 12 N.m (106 lb in).

    6. Fig 3: Installing Oil Pan Baffle & Bolts
    GM387763Courtesy of GENERAL MOTORS CORP.
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