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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 721 (Engine Mechanical - 8.1L (On-Vehicle)) >> Repair Instructions >> Oil Pan Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Do not raise the engine by the crankshaft balancer to perform this service procedure. Damage to the crankshaft balancer or the crankshaft may occur.
    Fig 1: Identifying Oil Pan Skid Plate
    GM309158Courtesy of GENERAL MOTORS CORP.
  1. Remove the front differential, if equipped with four wheel drive (4WD). Refer to DIFFERENTIAL CASE & RING GEAR .
  2. Remove the starter motor. Refer to STARTER in Engine Electrical.
  3. Remove the oil pan skid plate bolts.
  4. Remove the oil pan skid plate.
    5. Fig 2: View Of Crossbar Bolts & Bar (2WD)
    GM328107Courtesy of GENERAL MOTORS CORP.
  5. If equipped with two wheel drive (2WD), remove the crossbar bolt.
  6. Remove the crossbar.
    7. Fig 3: View Of Crossmember Bolts & Bar (4WD Only)
    GM487521Courtesy of GENERAL MOTORS CORP.
  7. If equipped with 4WD, remove the crossbar bolts.
  8. Remove the crossbar.
    9. Fig 4: Oil Level Sensor Electrical Connector
    GM750961Courtesy of GENERAL MOTORS CORP.
  9. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement .
  10. Remove the oil level indicator. Refer to Oil Level Indicator and Tube Replacement .
  11. Disconnect the oil level sensor electrical connector (2).
  12. Remove the engine harness clip from the oil pan.
    13. Fig 5: View Of Oil Level Sensor
    GM750962Courtesy of GENERAL MOTORS CORP.
  13. Remove the oil level sensor from the oil pan.
    14. Fig 6: Battery Cable Channel & Bolt
    GM750904Courtesy of GENERAL MOTORS CORP.
  14. Remove the battery cable channel bolt.
  15. Remove and reposition the battery cable channel.
    16. Fig 7: View Of Oil Pan & Bolts
    GM635648Courtesy of GENERAL MOTORS CORP.
  16. Remove the oil pan bolts.
    17. Fig 8: Oil Pan & Gasket
    GM635654Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The oil pan gasket is reusable if not cut or damaged.
  17. Remove the oil pan (1) and gasket (2).
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