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CAMSHAFT REMOVAL 1. Perform the fuel pressure relief procedure (Refer to 14 - FUEL SYSTEM/FUEL DELIVERY - STAN- 2. Disconnect the negative battery cable. 3. Raise and support the vehicle. 4. Remove the front engine shield. 5. Drain the cooling system 6. Drain the power steering fluid. 7. Remove the oil pan (Refer to 9 - ENGINE/LUBRI- CATION/OIL PAN - REMOVAL). 8. Lower the vehicle. 9. Remove the radiator and radiator fan assembly (Refer to 7 - COOLING/ENGINE/RADIATOR - 10. Remove intake manifold (Refer to 9 - ENGINE/ MANIFOLDS/INTAKE MANIFOLD - REMOVAL). 11. Remove cylinder head covers (Refer to 9 - ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) - REMOVAL). 12. Remove timing chain cover (Refer to 9 - ENGINE/ VALVE TIMING/TIMING CHAIN COVER - REMOVAL). 13. Remove rocker arm assemblies. NOTE: Identify each push rod to be replaced in its original location. 14. Remove push rods. 15. Remove cylinder heads (Refer to 9 - ENGINE/CYLINDER HEAD - REMOVAL). 16. Remove hydraulic tappets (Refer to 9 - ENGINE/ENGINE BLOCK/HYDRAULIC TAPPETS - REMOVAL). 17. Remove timing chain and camshaft sprocket (Refer to 9 - ENGINE/VALVE TIMING/TIMING CHAIN AND SPROCKETS - REMOVAL). 18. Remove camshaft thrust plate (2). 19. Slowly remove camshaft (1). Use care not to damage camshaft bearing surfaces with the cam lobes. 9 - 2502 ENGINE - 8.3L - SERVICE INFORMATION DR/DH |