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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine Mechanical - 3.6L (4 Of 5)) >> Off-Vehicle Repair Instructions (2 Of 3) >> Oil Pan Cleaning and Inspection >> Inspection Procedure

Inspection Procedure

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    Fig 1: Identifying Oil Pan Inspection Areas
    GM1888445Courtesy of GENERAL MOTORS CORP.
  1. Inspect the exterior of the oil pan for the following conditions:
    • Damage to the engine mount bracket bolt hole threads (1)
    • Dents, cracks or damage to the exterior (2)
    • Damage to the oil pan mounting holes (3)
    • Damage to the transmission mounting bolt hole threads (4)
  2. Fig 2: Identifying Oil Pan Exterior Inspection Areas
    GM1888446Courtesy of GENERAL MOTORS CORP.
  3. Inspect the exterior of the oil pan for the following conditions:
    • Dents, cracks or damage to the exterior (1)
    • Damage to the drain plug hole threads (2)
    • Damage to the transmission brace bolt hole threads (3)
    • Damage to the engine mount brace bolt hole threads (4)
    • Damage to the engine front cover bolt hole threads (5)
    • Damage to the A/C compressor mounting bolt hole threads (6)
    • Damage to the oil pan mounting holes (7)
  4. Fig 3: Inspecting Interior Of Oil Pan For Damage
    GM1408418Courtesy of GENERAL MOTORS CORP.
  5. Inspect the interior of the oil pan for the following conditions:
    • Damage to the oil pan baffle scraper bolt hole threads (1)
    • Loose, missing or damage to the oil pan baffle fastening (2)
    • Damage to the oil pan baffle (3)
    • Debris or blockage under the oil pan baffle (4)
    • Damage or gouges to the oil pan sealing surface (5)
    • Damage to the oil suction tube mounting upper bracket bolt hole threads (6)
    • Damage to the oil suction tube mounting lower bracket bolt hole threads (7)
  6. Fig 4: Inspecting Oil Pan Baffle Scraper For Damage
    GM1318093Courtesy of GENERAL MOTORS CORP.
  7. Inspect the oil pan baffle scraper for damage.
  8. Repair or replace the oil pan and/or oil pan components as necessary.