You can troubleshoot the rear air suspension of your 1990 Lincoln Town Car with a diagnostic tester. Most Lincoln dealerships have diagnostic testers.
Nozzle to fill rear suspension manually 98 navtigator
It has an independent suspension because it uses the same platform as a Jaguar S-Type.
In the trunk
The 1990 Honda Accord has front and rear strut assemblies. It is also a rear independent suspension (IRS). The Accord does/will need 4-wheel alignments for routine maintenance and or when replacing certain steering-suspension components
If your navigator has air suspension then the switch located in the rear driver side panel where the air suspension switch is...it is right below the suspension switch. hope that helps.
no the towncars only have rear airbags all years
I was looking at one of Fords websites and for a 2000 Lincoln LS REAR suspension , as far as I can tell from the drawings , there are ball joints on the top on what they call the " trailing arms "
That is the pump for the rear air suspension.
does the 2003 navigator have separate station to put wiper fluid for the rear?
The air bag rear suspension on your vehicle has failed. This is an expensive repair.
Check the air bag suspension. Also, the pump may be bad.
Either one of your rear air bags have a leak or both have went bad.