Cutlass V6-191 3.1L VIN M SFI (1998)
Camshaft Gear/Sprocket: Service and Repair
REMOVAL PROCEDURE
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Tool Required
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J 5825-A Crankshaft Gear Puller
1. Disconnect the negative battery cable. Refer to Battery Disconnect Caution in Service Precautions.
2. Drain the coolant. Recover the coolant. Refer to Draining, Flushing and Filling the Cooling System in Cooling and Radiator.
3. Remove the crankcase front cover. Refer to Engine Front Cover Replacement.
4. Place the #1 piston at top dead center (#4 firing position). Align the mark on the camshaft sprocket with the timing mark on the bottom of the
timing chain dampener.
5. Remove the camshaft sprocket bolt.
