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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 2.0L (LTG) - Repair Instructions - On Vehicle >> Repair Instructions - On Vehicle >> Oil Pan Replacement (AWD) >> Removal Procedure

Removal Procedure

  1. Drain the engine oil and remove the oil filter. Refer to Engine Oil and Oil Filter Replacement .
  2. Support the engine using the engine support fixture. Refer to Engine Support Fixture .
  3. Remove the drivetrain and front suspension frame front crossmember. Refer to Drivetrain and Front Suspension Frame Replacement .
  4. Remove the transfer case. Refer Transfer Case Replacement .
    5. Fig 1: Engine Front Cover Bolts & Oil Seal
    GM2726758Courtesy of GENERAL MOTORS COMPANY
  5. Remove the front engine cover. Refer to Engine Front Cover Replacement .
  6. Remove the front exhaust pipe. Refer to Exhaust Front Pipe Replacement (LTG AWD) .
    7. Fig 2: Catalytic Converter Lower Brace & Fasteners
    GM3405101Courtesy of GENERAL MOTORS COMPANY
  7. Remove the catalytic converter to oil pan brace fasteners (1).
  8. Remove the catalytic lower brace (2).
  9. Remove the catalytic converter. Refer to Catalytic Converter Replacement (LTG) .
    10. Fig 3: Engine Oil Cooler Connector
    GM3405124Courtesy of GENERAL MOTORS COMPANY
  10. Remove the engine oil cooler (2). Refer to Engine Oil Cooler Replacement .
    11. Fig 4: Rear Oil Pan to Engine Block Fasteners
    GM3405097Courtesy of GENERAL MOTORS COMPANY
  11. Remove the rear oil pan to engine block fasteners (1).
    12. Fig 5: Transmission To Oil Pan Fastener
    GM3405114Courtesy of GENERAL MOTORS COMPANY
  12. Remove the transmission to oil pan fastener (1).
    13. Fig 6: Left Oil Pan To Engine Block Fasteners
    GM3405107Courtesy of GENERAL MOTORS COMPANY
  13. Remove the left oil pan to engine block fasteners (2, 3).
    14. Fig 7: Oil Pan To Transmission Fasteners
    GM3405109Courtesy of GENERAL MOTORS COMPANY
  14. Disconnect the oil level sensor harness connector.
  15. Remove the oil pan to transmission fastener (2).
  16. Remove the right oil pan to engine block fasteners (1).
    17. Fig 8: Engine Oil Pan
    GM3405100Courtesy of GENERAL MOTORS COMPANY
  17. Remove the oil pan (1) from the engine.
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