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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Mechanical - 3.5L - Repair Instructions - On Vehicle) >> Oil Pan Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Oil Drain Plug
    GM1556785Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (LGD/LZE) .
  2. Remove the engine mount struts. Refer to Engine Mount Strut Replacement .
  3. Install the engine support fixture. Refer to Engine Support Fixture .
  4. Remove the catalytic converter. Refer to Catalytic Converter Replacement (LGD/LZE) .
  5. Remove the oil pan drain plug.
  6. Drain the crankcase.
  7. Reinstall the oil pan drain plug.
  8. Remove the oil filter adapter. Refer to Oil Filter Adapter and Bypass Valve Assembly Replacement .
  9. Remove the starter. Refer to Starter Replacement (LGD/LZE) .
    10. Fig 2: View Of Air Conditioning (A/C) Compressor Front Bolt/Nut
    GM1608216Courtesy of GENERAL MOTORS CORP.
  10. Remove the air conditioning (A/C) compressor nut and bolt.
    11. Fig 3: A/C Compressor Rear Bolt
    GM1608220Courtesy of GENERAL MOTORS CORP.
  11. Remove the A/C compressor rear bolt and position the compressor aside.
    12. Fig 4: Oil Level Sensor Electrical Connector
    GM1609295Courtesy of GENERAL MOTORS CORP.
  12. Disconnect the oil level sensor electrical connector.
  13. Remove the engine harness clips from the oil pan and the transaxle brace.
    14. Fig 5: View Of Front Transaxle Brace & Engine Bolts
    GM1609662Courtesy of GENERAL MOTORS CORP.
  14. Remove the front transaxle brace to engine bolts and the brace.
    15. Fig 6: View Of Engine Mount Lower Nuts
    GM1607922Courtesy of GENERAL MOTORS CORP.
  15. Remove the engine mount lower nuts.
  16. Loosen the transaxle mount lower nuts. Refer to Transmission Mount Replacement - Left Side .
    17. Fig 7: Locating Rear Transaxle Brace To Engine/Oil Pan Bolts
    GM1609665Courtesy of GENERAL MOTORS CORP.
  17. Remove the rear transaxle brace to engine/oil pan bolts.
  18. Lower the vehicle.
  19. Using the engine support fixture, raise the engine.
  20. Raise the engine.
  21. Remove the steering shaft intermediate pinch bolt. Refer to Intermediate Steering Shaft Replacement .
    22. Fig 8: Locating Engine Mount Bracket Bolts
    GM1607926Courtesy of GENERAL MOTORS CORP.
  22. Remove the engine mount bracket bolts.
  23. Remove the engine mount and bracket.
  24. Remove the right side lower ball joint from the steering knuckle. Refer to Lower Control Arm Ball Joint Replacement .
  25. Remove the right side outer tie rod from the steering knuckle. Refer to Steering Linkage Outer Tie Rod Replacement .
  26. Remove the right side stabilizer link. Refer to Stabilizer Shaft Link Replacement .
  27. Install the jackstands to the frame.
  28. Remove the right side frame bolts and loosen the left side frame bolts. Refer to Frame Replacement .
  29. Using the jackstands lower the right side of the frame.
    30. Fig 9: View Of Oil Pan & Bolts
    GM1583199Courtesy of GENERAL MOTORS CORP.
  30. Using the J 39505  , remove the right side oil pan side bolts. See Special Tools .
  31. Remove the left side oil pan side bolts (1).
  32. Remove the oil pan bolts (2).
  33. Remove the oil pan.
  34. Remove the oil pan gasket.
  35. Clean the following items:
    • The oil pan flanges
    • The oil pan rail
    • The front cover
    • The rear main bearing cap
    • The threaded holes
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