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19. Remove the cylinder head access plug (1) and ( 2). 20. Remove the left side secondary chain guide (Refer to 9 - ENGINE/VALVE TIMING/TIMING 21. Remove the retaining bolt and the camshaft drive gear. CAUTION: Do not allow the engine to rotate. Severe damage to the valve train can occur. CAUTION: Do not overlook the four smaller bolts at the front of the cylinder head. Do not attempt to remove NOTE: The cylinder head is attached to the cylinder block with twelve bolts. 22. Remove the cylinder head retaining bolts. 23. Remove the cylinder head and gasket. Discard the gasket. CAUTION: Do not lay the cylinder head on its gasket sealing surface, due to the design of the cylinder head CYLINDER HEAD - RIGHT 1. Disconnect battery negative cable. 2. Raise the vehicle on a hoist. 3. Disconnect the exhaust pipe at the right side exhaust manifold. 4. Drain the engine coolant (Refer to 7 - COOLING - STANDARD PROCEDURE) 5. Lower the vehicle. 6. Remove the intake manifold (Refer to 9 - ENGINE/MANIFOLDS/INTAKE MANIFOLD - REMOVAL). 7. Remove the cylinder head cover (Refer to 9 - ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) - REMOVAL). 8. Remove the radiator fan (Refer to 7 - COOLING/ENGINE/RADIATOR FAN - REMOVAL). 9. Remove oil fill housing from cylinder head. 10. Remove accessory drive belt (Refer to 7 - COOLING/ACCESSORY DRIVE/DRIVE BELTS - REMOVAL). 11. Rotate the crankshaft until the damper timing mark is aligned with TDC indicator mark. 12. Verify the V6 mark on the camshaft sprocket is at the 12 o’clock position. Rotate the crankshaft one turn if necessary. 13. Remove the crankshaft damper (Refer to 9 - ENGINE/ENGINE BLOCK/VIBRATION DAMPER - REMOVAL). 14. Remove the timing chain cover (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT / CHAIN COVER(S) - REMOVAL). 15. Lock the secondary timing chains to the idler sprocket using Special Tool 8429 Timing Chain Holding Fixture. NOTE: Mark the secondary timing chain prior to removal to aid in installation. 9 - 802 ENGINE - 3.7L SERVICE INFORMATION ND |