Navigator 4WD V8-5.4L SOHC VIN 5 (2005)
Removal
1. Recover the refrigerant.
2. Remove the powertrain control module (PCM) and support bracket.
3. Remove the RH variable camshaft timing (VCT) oil control solenoid.
4. Remove the RH ignition coils.
5. Remove the crankcase vent tube.
6. Disconnect the wiring harness retainers from the valve cover.
7. Disconnect the A/C tube spring lock couplings.
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Discard the O-ring seals.
8. Remove the bolt and position the A/C tube aside.
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Discard the O-ring seal.
9. CAUTION: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools
cause scratches and gouges which make leak paths. Use a plastic scraping tool to remove all traces of old sealant.
Loosen the 15 fasteners and remove the RH valve cover and gasket.
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Clean the valve cover mating surface of the cylinder head with silicone gasket remover and metal surface prep. Follow the directions on the
packaging.
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Discard the valve cover gasket. Clean the valve cover gasket groove with soap and water or a suitable solvent.
Installation
