Want this question answered?
Saturn repail manual
I don't have an answere, but a picture diagram would help alot try going to "How stuff works"!
Leak in the vaccume lines.
it has to do with secondary air injection
fuel pump is in the fuel tank
dot 3
Chck behind the glove box area
diagram electrical civic dx
Click the link for a diagram.
Try Autozone.com - they very likely have an on-line illustrated repair guide for the '93 Grand Marquis.
Ford Taurus parts of the same era.
Passenger side, up behind the glovebox. Pretty easy to get to for replacing.