Engine starving for fuel is a symptom. Best thing to do is replace it according to the maintenance schedule in your owners manual. They are not fixable only replaceable.
only if it doesnt have fluid.
I would say NO ( I was looking at the 2001 Lincoln Navigator Owner Guide and it does not show anything about it having a cabin air filter )
Brake Booster needs replaceing
Its inside the passenger side front fender. Remove the plastic cover. Replace as you would any other Lincoln filter.
On a 1991 Lincoln Continental : I'm not a mechanic / technician but I have never heard of aluminum heads for the 3.8 litre Ford V6 engine So , I would assume they are cast iron
You might need freon
Would have been built for R12, can be converted to R134a.
That would be found on the transmission where the linkage hooks up.
No, as being a master mechanic, it would have nothing to do with it.
It isprobably not getting fuel or not getting spark.
That would be found on the transmission where the linkage hooks up.
There is a problem with the SRS...have a dealer check it.