Navigator 4WD V8-5.4L (2010)
2. Remove the oil pan. For additional information, refer to Oil Pan See: Engine Lubrication/Oil Pan/Service and Repair/Oil Pan.
3. Remove the rear engine cover.
4. Using the Slide Hammer and the Crankshaft Rear Oil Slinger Remover, remove and discard the crankshaft oil slinger.
5. Using the Slide Hammer and the Crankshaft Rear Oil Seal Remover, remove and discard the crankshaft rear seal.
6. Remove the 6 bolts and the crankshaft rear seal retainer plate.
Installation
1. NOTICE: 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.
NOTE: Clean the sealing surfaces with silicone gasket remover and metal surface prep. Follow the directions on the packaging.
Clean and inspect the mating surface.
2. NOTE: If the rear crankshaft seal retaining plate is not secured within 4 minutes, the sealant must be removed and the sealing area cleaned with
silicone gasket remover and metal surface prep. Follow the directions on the packaging. Allow to dry until there is no sign of wetness, or 4
minutes, whichever is longer. Failure to follow this procedure may cause future oil leaks.
NOTE: The silicone must be applied on the groove along the retainer plate.
Apply a 4.06 mm (0.16 in) bead of silicone gasket and sealant around the crankshaft rear seal retainer plate sealing surface.
3. Install the crankshaft rear seal retainer plate and the 6 bolts in the sequence shown.
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Tighten to 10 Nm (89 lb-in).
4. NOTE: Lubricate the crankshaft rear seal with clean engine oil prior to installation.
