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Home >> Cadillac >> 2010 >> STS 3.6 V, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Mechanical - 4.6L (LH2) - Repair Instructions - Off Vehicle - 2 Of 3) >> Oil Pan Cleaning and Inspection >> Inspection Procedure

Inspection Procedure

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    Fig 1: Exterior Of Oil Pan
    GM1351929Courtesy of GENERAL MOTORS CORP.
  1. Inspect the exterior of the oil pan for the following:
    • Damage to the transmission mounting hole threads (1)
    • Damage to the exterior of the oil pan (2)
    • Damage to the oil pan drain plug hole threads (3)
    • Damage to the mounting hole threads (4) for the front differential
    • Damage to the oil pan bolt holes (5)
  2. Fig 2: Interior Of Oil Pan
    GM1351930Courtesy of GENERAL MOTORS CORP.
  3. Inspect the interior of the oil pan for the following:
    • Damage to the oil pan gasket sealing surface (1)
    • Damage to the oil pan-axle pass through (2)
    • Damage or blockage to the oil pan interior (3)
    • Damage to the mounting hole threads (4) for the front differential
  4. Repair or replace the oil pan as necessary.