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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Oil Pan Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying Oil Pan Skid Plate
    GM309158Courtesy of GENERAL MOTORS CORP.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. If equipped, remove the oil pan skid plate bolts and plate.
    3. Fig 2: Identifying Oil Drain Plug
    GM188048Courtesy of GENERAL MOTORS CORP.
  3. Remove the drain plug and drain the oil into a suitable container.
    4. Fig 3: View Of Oil Filter
    GM316766Courtesy of GENERAL MOTORS CORP.
  4. Remove the oil filter.
    5. Fig 4: View Of Crossbar Bolts & Bar (2WD)
    GM328107Courtesy of GENERAL MOTORS CORP.
  5. If equipped with 2WD, remove the crossmember bolts and bar.
    6. Fig 5: View Of Crossmember Bolts & Bar (4WD Only)
    GM487521Courtesy of GENERAL MOTORS CORP.
  6. If equipped with 4WD, remove the crossmember bolts and bar.
  7. If equipped with 4WD, remove the front differential carrier. Refer to Differential Carrier Assembly Replacement in Front Drive Axle.
    8. Fig 6: View Of Battery Cable Bracket Bolts
    GM310250Courtesy of GENERAL MOTORS CORP.
  8. Remove the battery cable bracket bolts.
  9. Remove the starter. Refer to Starter Motor Replacement (4.3L Engine) or Starter Motor Replacement (4.8L, 5.3L, and 6.0L Engines) or Starter Motor Replacement (8.1L Engine) or Starter Motor Replacement (6.6L (LLY) Engine) in Engine Electrical.
    10. Fig 7: Transmission Cover
    GM869720Courtesy of GENERAL MOTORS CORP.
  10. Remove the transmission cover.
    11. Fig 8: Positive Battery Cable Clip Bolt
    GM869722Courtesy of GENERAL MOTORS CORP.
  11. Remove the positive battery cable clip bolt (2).
    12. Fig 9: View Of Oil Level Sensor Electrical Connector, CKP Electrical Connector & Battery Ground Bolt
    GM782731Courtesy of GENERAL MOTORS CORP.
  12. Disconnect the oil level sensor electrical connector (7).
    13. Fig 10: Manual Transmission Bolts
    GM869725Courtesy of GENERAL MOTORS CORP.
  13. Remove the manual transmission bolts, if equipped.
    14. Fig 11: Automatic Transmission Bolts
    GM869723Courtesy of GENERAL MOTORS CORP.
  14. Remove the automatic transmission bolts, if equipped.
    15. Fig 12: Engine Oil Level Sensor
    GM387460Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The oil level sensor is not reusable.
  15. Remove and discard the oil level sensor.
    16. Fig 13: Oil Pan Bolts & Nuts
    GM869735Courtesy of GENERAL MOTORS CORP.
  16. Remove the oil pan bolts and nuts.
    17. Fig 14: Oil Pan
    GM869737Courtesy of GENERAL MOTORS CORP.
  17. Remove the oil pan.
    18. Fig 15: View Of Oil Pan Gasket
    GM387757Courtesy of GENERAL MOTORS CORP.
  18. Remove and discard the oil pan gasket.
  19. Clean and inspect the oil pan, if necessary. Refer to Oil Pan Cleaning and Inspection .
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