The 1986 Mercury Marquis does not have a fuel cutoff switch. The fuel pump does have a fuse, of which could render it as nonworking.
how to remove right turn signal relay on 1986 mercury grand marquis
shock absorbers
The most common order is 13726548.
Behind the intake plenum.
There isn't a reset switch on a 1983 grand marquis as Ford didn't put fuel injection into cars until 1986.
Shiny square box on drivers fender near headlight.
orange button in the glove compartment.
The Mercury Grand Marquis is a nice big car, especially those from 1986, very roomy for those who are tall, with long legs. The original tires size for this vehicle is 215/70-15. There is no other size suggestions for this vehicle.
.054 inch ( according to fordparts.com )
Fuel pump reset ??? Trunk, driver's side, under carpet..
yes it has an e.c.m. also an ignition module and brake and suspention controller.
remove plastic cover under steering column. It is held on with screws.