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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Mechanical - 4.4L (3 Of 5)) >> Off-Vehicle Repair Instructions (Part 2) >> Crankshaft and Bearing Removal - Off Vehicle >> Crankshaft Removal Procedure

Crankshaft Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Before removing the crankshaft, measure the crankshaft end play using the following procedure:
    1. Reinstall the lower crankcase.
    2. Place a dial indicator at the crankshaft nose.
    3. Gently force the crankshaft to the extreme front and rear positions with a pry tool while monitoring the movement of the dial indicator.
    4. The crankshaft end play should not exceed 0.05-0.5 mm (0.002-0.020 in).
    5. If the specifications are exceeded, replace the thrust bearing.
    6. If a new thrust bearing does not bring the tolerances within specification, replace the crankshaft.
    7. Remove the lower crankcase.
  2. Locate or fabricate two V-blocks to support the crankshaft.
    3. Fig 1: View Of Crankshaft
    GM947617Courtesy of GENERAL MOTORS CORP.
  3. Using two hands, lift the crankshaft straight up from the engine block.
  4. Place the crankshaft on the V-blocks in a secure place.
    5. Fig 2: View Of Crankshaft Sprocket Drive Pin
    GM947623Courtesy of GENERAL MOTORS CORP.
  5. If damaged, remove the crankshaft sprocket drive pin (1) from the nose of the crankshaft.
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