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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Engine Mechanical - 5.3L (L83) Or 6.2L (L86) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Oil Pan Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oil indicator tube. Refer to Oil Level Indicator Tube Replacement .
  2. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement .
  3. Remove the steering rack. Refer to Electric Belt Drive Rack and Pinion Steering Gear Replacement .
  4. Remove the starter. Refer to Starter Replacement (L83, L86) .
  5. Remove the drivetrain and front suspension frame front crossmember. Refer to Drivetrain and Front Suspension Frame Front Crossmember Replacement .
  6. If equipped with 4WD, remove the front axle. Refer to Front Axle Replacement (8.25 Inch LD Axle)Front Axle Replacement (9.25 Inch HD Axle) .
    7. Fig 1: Engine Harness Retainers
    GM3281891Courtesy of GENERAL MOTORS COMPANY
  7. Remove the engine harness retainers (1).
    8. Fig 2: Engine Harness Retainers
    GM3281727Courtesy of GENERAL MOTORS COMPANY
  8. Remove the engine harness retainers (1).
    9. Fig 3: Cooler Line Bracket Bolt, Electrical Connector And Engine Harness Retainers
    GM3281775Courtesy of GENERAL MOTORS COMPANY
  9. Remove the cooler line bracket bolt (1).
  10. Disconnect electrical connector (2).
  11. Remove the engine harness retainers (3).
    12. Fig 4: View Of Left Flywheel Inspection Cover
    GM1708215Courtesy of GENERAL MOTORS COMPANY
  12. Remove the left flywheel inspection cover.
    13. Fig 5: View Of Right Flywheel Inspection Cover
    GM1705430Courtesy of GENERAL MOTORS COMPANY
  13. Remove the right flywheel inspection cover.
    14. Fig 6: Oil Cooler Bracket Fastener And Separate Oil Cooler Hoses
    GM3272938Courtesy of GENERAL MOTORS COMPANY
  14. Remove the oil cooler bracket fastener (1) and separate the oil cooler hoses (2) from the engine block.
  15. Remove the transmission cooler line bracket retaining nut and reposition the bracket.
    16. Fig 7: Transmission To Oil Pan Bolts
    GM3281755Courtesy of GENERAL MOTORS COMPANY
  16. Remove the transmission to oil pan bolts (1).
    17. Fig 8: Oil Pan And Bolts
    GM3281805Courtesy of GENERAL MOTORS COMPANY
  17. Remove the oil pan bolts (1, 2).
  18. Remove the oil pan (3).
  19. Transfer parts as necessary.
  20. For oil pan disassemble, refer to Oil Pan Disassemble .
  21. For oil pan cleaning and inspection, refer to Oil Pan Cleaning and Inspection .
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