C 2500 Suburban 2WD V8-454 7.4L VIN J SFI (1998)
Camshaft: Service and Repair
REMOVAL PROCEDURE
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Tools Required
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J 28509-A Sprocket Remover
1. Open the hood.
2. Disconnect the battery negative cable from the battery.
CAUTION: Refer to Battery Disconnect Caution in Service Precautions.
3. Remove the air intake duct from the throttle body.
4. Remove the grille from the vehicle.
5. Remove the radiator assembly from the vehicle.
6. Remove the air conditioning condenser.
7. Remove the upper intake manifold from the engine block.
8. Remove the lower intake manifold from the engine block.
9. Remove the valve rocker arm covers from the cylinder head.
10. Remove the valve rocker arms from the cylinder head.
11. Remove the valve push rods from the engine block.
12. Remove the valve lifters from the engine block.
13. Remove the crankshaft balancer from the crankshaft.
14. Remove the water pump from the engine block.
15. Remove the engine front cover from the engine block.
16. Remove the crankshaft position reluctor ring from the crankshaft.
17. Remove the timing chain and sprockets from the engine block.
18. Use the J 28509-A to remove the crankshaft sprocket.
19. Remove the camshaft retainer bolt and retainer from the engine block.