Check the horn - if it doesn't blow, then you may have found the culprit. In most cars, the lighter and horn are on the same circuit.
A bad starter can cause a Mercury Grand Marquis to not start. A bad alternator or a problem with the security system can be the cause for the car not starting.
i have no heat in my 1994 mercury grand marquis. what could cause the heat to stop working
it is broken
Blown fuse.
Maybe the coil is not good ?
A crack near or on the thermostat housing can cause a coolant leak in a 1996 Grand Marquis. The thermostat housing is located near the manifold on this vehicle.
Most likely cause would be a blown fuse.
cause there is a circuit failure of the wiper motor. or switch.
The shocks are there for a reason. Removing them would cause damage.
Perhaps your timing.
Depending on the location, foreign objects can fall down inside the socket. If the object is metalic (foil wrapper, hair pin, etc.) it will short out hte socket. Also, spilled beverages can corrode the socket and cause a short.
Many things could cause this. Loss of air pressure, air pump not working, etc.