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COVER - CYLINDER HEAD DESCRIPTION The cylinder head covers are made of injection molded thermo-set plastic, and are not interchangeable from side- REMOVAL REMOVAL - RIGHT SIDE 1. Disconnect battery negative cable. 2. Remove air cleaner assembly, resonator assembly and air inlet hose. 3. Drain cooling system (Refer to 7 - COOLING - STANDARD PROCEDURE). 4. Remove accessory drive belt (Refer to 7 - COOLING/ACCESSORY DRIVE/DRIVE BELTS - REMOVAL). 5. Remove air conditioning compressor retaining bolts and move compressor to the left. 6. Remove heater hoses. 7. Disconnect injector and ignition coil connectors. 8. Disconnect and remove positive crankcase ventilation (PCV) hose. 9. Remove oil fill tube. 10. Un-clip injector and ignition coil harness and move away from cylinder head cover. 11. Remove right rear breather tube and filter assembly. 12. Remove cylinder head cover retaining bolts. 13. Remove cylinder head cover. NOTE: The gasket may be used again, provided no cuts, tears, or deformation has occurred. REMOVAL - LEFT SIDE 1. Disconnect negative cable from battery. 2. Remove the resonator assemble and air inlet hose. 3. Disconnect injector connectors and un-clip the injector harness. 4. Route injector harness in front of cylinder head cover. 5. Disconnect the left side breather tube and remove the breather tube. 6. Remove the cylinder head cover mounting bolts. 7. Remove cylinder head cover and gasket. NOTE: The gasket may be used again, provided no cuts, tears, or deformation has occurred. CLEANING Clean cylinder head cover gasket surface. Clean head rail, if necessary. 9 - 942 ENGINE - 4.7L SERVICE INFORMATION ND |