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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Mechanical - 1.8L (LUW And LWE)) >> Repair Instructions - On Vehicle >> Crankshaft Rear Oil Seal Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. For vehicle with automatic transmission: remove the automatic transmission flex plate. Refer to Automatic Transmission Flex Plate Replacement .
  2. For vehicle with manual transmission: remove the engine flywheel. Refer to Engine Flywheel Replacement (Manual Transmission) .
  3. Place the collecting basin underneath.
  4. Remove the crankshaft position sensor bolt (2).
    Fig 1: Crankshaft Position Sensor And Bolt
    GM2757902Courtesy of GENERAL MOTORS COMPANY
  5. Remove the crankshaft position sensor (3) from the crankshaft rear oil seal housing (1).
  6. Remove the crankshaft rear oil seal housing (1).
    Fig 2: Crankshaft Position Sensor Reluctor Ring And Oil Seal Housing
    GM2781536Courtesy of GENERAL MOTORS COMPANY
    CAUTION: Do not allow the crankshaft encoder wheel to come into contact with external magnetic fields or sharp metal objects. Do not drop the crankshaft encoder wheel. Do not damage the rubberized encoder track. Failure to follow these precautions may cause damage to the component.
  7. Remove the crankshaft position sensor reluctor ring (2).
  8. Only make a hole at the 5 o'clock and 7 o'clock positions (1), these are the only positions where is a cavity behind the seal ring.
    Fig 3: Holes At 5 O'clock And 7 O'clock Positions
    GM2027001Courtesy of GENERAL MOTORS COMPANY
    NOTE: The diameter of the hole must not exceed 2 mm (0.0787 in). If the diameter of the hole exceeds 2 mm (0.0787 in), the bolt of EN-6624  remover will not be able to grip.
  9. Using a suitable tool, such as a scribe (1), make a hole in the crankshaft rear oil seal.
    Fig 4: Scribe Tool
    GM2027002Courtesy of GENERAL MOTORS COMPANY

    Position the scribe (1) at the outer edge of the crankshaft rear oil seal.

  10. Remove the seal ring.
  11. Install EN-6624  remover (1) to the crankshaft rear oil seal and tighten the bolt.
    Fig 5: Crankshaft Rear Oil Seal Removal Tool
    GM2027005Courtesy of GENERAL MOTORS COMPANY
  12. Install the EN-328-B  remover (1) to EN-6624  remover (2) and remove the crankshaft rear oil seal.
    Fig 6: Crankshaft Rear Oil Seal Removal Tools
    GM2027006Courtesy of GENERAL MOTORS COMPANY
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