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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Engine Mechanical - 3.7L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankshaft Rear Oil Seal and Housing Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Isuzu i-370, 2007 GMC Canyon, and 2007 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Crankshaft Rear Oil Seal Housing
    GM1243910Courtesy of GENERAL MOTORS CORP.
  1. Remove the flywheel. Refer to Engine Flywheel Replacement (RPO M30)  or Engine Flywheel Replacement (RPO MA5) .
  2. Remove the 2 bolts securing the oil pan to the crankshaft rear oil seal housing.
  3. Remove the crankshaft rear oil seal housing bolts.
  4. Install 2 bolts into the threaded holes to act as jack screws and tighten evenly to release the crankshaft rear oil seal housing from the engine block and oil pan.
  5. Remove the crankshaft rear oil seal housing.
  6. Remove the 2 bolts from the jack screw holes.
    7. Fig 2: View Of Crankshaft Rear Oil Seal
    GM1243912Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not damage the seal bore.
  7. Using a hammer and a punch, remove the crankshaft rear oil seal from the crankshaft rear oil seal housing. Discard the seal.
  8. Clean and inspect the crankshaft rear oil seal housing.
  9. Clean and inspect the engine block and oil pan sealing surface.
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