Sierra Denali V8-6.0L VIN N (2005)
Harmonic Balancer - Crankshaft Pulley: Service and Repair
Crankshaft Balancer Replacement (4.8L, 5.3L, and 6.0L Engines)
Tools Required
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J41816 Crankshaft Balancer Remover
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J41816-2 Crankshaft End Protector
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J42386-A Flywheel Holding Tool
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J41665 Crankshaft Balancer and Sprocket Installer
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J45059 Angle Meter
Removal Procedure
1. Remove the Air Conditioning (A/C) drive belt.
2. Remove the fan shroud - lower.
3. Remove the starter motor.
Notice: Refer to Fastener Notice in Service Precautions.
4. Important:
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Make sure that the teeth of the J42386-A mesh with the teeth of the engine flywheel.
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The crankshaft balancer is balanced as an individual component. It is not necessary to mark the balancer prior to removal.
Install the J42386-A and bolts. Use one M10-1.5 x 120 mm and one M10-1.5 x 45 mm bolt for proper tool operation.
Tighten the J42386-A bolts to 50 Nm (37 ft. lbs.).
5. Remove the crankshaft balancer bolt. Do not discard the crankshaft balancer bolt. The balancer bolt will be used during the balancer installation
procedure.
