every two years
You don't. That is a ripoff. Testing and replace out of range sensors is a more reasoable projct.
The cost to tune up a 1998 Lincoln Navigator depends on the needs of the vehicle, the cost of supplies, and the cost of labor. There is not a standard price for the tune up. A mechanic can give an estimate for the job.
Consult your owners manual as it will be scheduled maintenance.
For my V6 I was quoted $480 from a Dealership
Once Upon a Tune - 1998 is rated/received certificates of: USA:G
With money take it to someone who knows.
Out of Tune - TV series - ended on 1998-06-09.
No more than any other "regular" tuneups.
Give it a Tune-up.
Look on your intake for the firing order, it should be stamped on tht front raised section of the intake.
Turn off any music. press the hour or minute button along with the down arrow on tune and the time should change. Possibly it is the up arrow on tune. Hope this works.
not much just a tune and forged internals bout it