Driveline Universal Joint And Slip Yoke; Air Filter Maintenance; Changing The Air Filter Element - Lincoln 2005 Navigator Owner's Manual

However, the fluid level should be checked if the transmission is not
working properly, (i.e., if the transmission slips or shifts slowly) or if you
notice some sign of fluid leakage.
Transmission fluid should be checked by a qualified technician. If
required, fluid should be added by a qualified technician.
Do not use supplemental transmission fluid additives, treatments or
cleaning agents. The use of these materials may affect transmission
operation and result in damage to internal transmission components.

DRIVELINE UNIVERSAL JOINT AND SLIP YOKE

Your vehicle may be equipped with universal joints that require
lubrication. Refer to the Scheduled Maintenance Guide for
maintenance intervals. If the original universal joints are replaced with
universal joints equipped with grease fittings, lubrication will also be
necessary.

AIR FILTER MAINTENANCE

Refer to the scheduled maintenance guide for the appropriate intervals
for changing the air filter element.
When changing the air filter element, use only the Motorcraft air filter
element listed. Refer to Motorcraft part numbers in this chapter.
Note: Do not start your engine with the air cleaner removed and do not
remove it while the engine is running.

Changing the air filter element

1. Remove the engine appearance
cover by turning the two retainer
knobs at front edge of cover one
quarter turn from the
position. Rotate front of cover
upward and pull toward you.
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Maintenance and Specifications
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