Crankshaft Removal. Cadillac Concours 1997

For 1990-2009 cars

1. Before removing the crankshaft, measure the crankshaft end play. Use the following procedure:

1.1. | Reinstall the lower crankcase.

1.2. | Place a dial indicator at the crankshaft nose.

1.3. | Gently force the crankshaft to the extreme front and rear positions with a pry tool while monitoring the movement of the dial indicator.

1.4. | The crankshaft end play should not exceed 0.05-0.5 mm (0.002-0.020 in).

1.5. | If the specifications are exceeded, replace the thrust bearing.

1.6. | If a new thrust bearing does not bring the tolerances within specification, replace the crankshaft.

1.7. | Remove the lower crankcase.

2. Locate or fabricate two v-blocks to support the crankshaft.
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.