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Home >> GMC >> 2005 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 223 (Engine Mechanical - 3.6L (Ly7) (4 Of 6)) >> Off-Vehicle Repair Instructions - Part 2 >> Crankshaft and Bearings Removal >> Crankshaft Removal

Crankshaft Removal

WARNING: This page is about a different car, the 2005 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Crankshaft Main Bearing Cap Side Bolts
    GM902789Courtesy of GENERAL MOTORS CORP.
  1. Remove the crankshaft bearing cap side bolts.
  2. Remove the crankshaft bearing cap outer bolts.
  3. Remove the crankshaft bearing cap inner bolts.
    4. Fig 2: View Of Crankshaft Main Bearing Caps
    GM902745Courtesy of GENERAL MOTORS CORP.
  4. Remove the crankshaft bearing caps using the J 6125-1B  and J 41818  . See Special Tools .
    5. Fig 3: View Of Crankshaft
    GM902743Courtesy of GENERAL MOTORS CORP.
  5. Using two hands, lift the crankshaft straight up from the engine block.
  6. Place the crankshaft in a secure place.
    7. Fig 4: Locating Crankshaft Sprocket Drive Pin
    GM902741Courtesy of GENERAL MOTORS CORP.
  7. Remove the crankshaft sprocket drive pin from the nose of the crankshaft, if damaged.
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