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Home >> Pontiac >> 2005 >> Grand Prix GXP >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 3.8L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankshaft Rear Oil Seal and Housing Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Drain the cooling system. Refer to Draining and Filling Cooling System (L26 and L32) in Engine Cooling.
  3. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement .
  4. Remove the engine flywheel. Refer to Engine Flywheel Replacement .
  5. Remove the oil pan. Refer to Oil Pan Replacement .
    6. Fig 1: Crankshaft Rear Oil Seal Housing
    GM406047Courtesy of GENERAL MOTORS CORP.
  6. Remove the crankshaft rear oil seal housing bolts.
  7. Remove the crankshaft rear oil seal housing.
  8. Remove the crankshaft rear oil seal.
    9. IMPORTANT: Ensure not to damage the crankshaft outside diameter surface with any tool.
  9. Remove the gasket from the crankshaft rear oil seal housing and the cylinder block.
  10. Inspect the inside diameter of the bore. Correct or replace the crankshaft rear oil seal housing if necessary.
  11. Inspect the crankshaft for nicks of burrs on the surface that contacts the seal.
  12. Repair or replace the crankshaft if necessary.
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