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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Mechanical - 4.3L) >> Repair Instructions - Off Vehicle >> Crankshaft Rear Oil Seal and Housing Removal

Crankshaft Rear Oil Seal and Housing Removal

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    Fig 1: Crankshaft Rear Oil Seal Notches
    GM31379Courtesy of GENERAL MOTORS CORP.
  1. Remove the crankshaft rear oil seal from the crankshaft rear oil seal housing.

    Insert a suitable tool into the access notches and then carefully pry the crankshaft rear oil seal from the crankshaft rear oil seal housing.

  2. Discard the crankshaft rear oil seal.
    3. Fig 2: View Of Crankshaft Rear Oil Seal Housing Nut & Bolts
    GM334317Courtesy of GENERAL MOTORS CORP.
  3. Remove the crankshaft rear oil seal housing nut and bolts.
  4. Remove the crankshaft rear oil seal housing.
    5. Fig 3: Identifying Crankshaft Rear Oil Seal Housing Gasket
    GM334319Courtesy of GENERAL MOTORS CORP.
  5. Remove the crankshaft rear oil seal housing gasket.
  6. Discard the crankshaft rear oil seal housing gasket.
    7. Fig 4: Locating Crankshaft Rear Oil Seal Housing Retainer Stud
    GM334326Courtesy of GENERAL MOTORS CORP.
  7. Remove the crankshaft rear oil seal housing retainer stud from the engine block.
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