I have a 1997 grand marquis. And it just started running like its misfiring. It shutters when I accelerate. Help please mad plugs wires o2 censors.????????? I'm confused

I have a 1997 grand marquis. And it just started running like its misfiring. It shutters when I accelerate. Help please mad plugs wires o2 censors.????????? I'm confused 1 Answer

I have a 99 grand marquis. It ran a little rough, I thought it was missing a cylinder. Upon swapping coils i discovered one was bad and i replaced it. Now the car claims two are misfiring. Electrical? 1 Answer

The bad coil was at cylinder 5 and now 1 and 8 have misfire error codes. I can replace them all with spark plugs for 80 but i have a sinking feeling this wont solve the problem. I just purchased ...

I have a 1997 grand marquis when i am driving it and i floor it it does nothing when i come to a stop and start to go again it is slow at taking off 4 Answers

So my cousin took off the mass air flow sensor and it runs perfect should i buy a new air sensor or can i drive with it disconnected

I have a 2009 Mercury Grand Marquis Ultimate Edition and the air blows in different places when ever it wants. It may go from the floor to the panel and then to the defroster constantly moving when it 1 Answer

I have a 2009 Mercury Grand Marquis Ultimate Edition and the air blows in different places when ever it wants. It may go from the floor to the panel and then to the defroster constantly moving when ...

I HAVE A 1999 MERCURY GRAND MARQUIS IT IS BLOWING AC BUT WHEN I SPEED UP IT BROG DOWN AND BARELY BLOW IS IT ONE OF MY VACCUM 3 Answers

I NEED TO FIND OUT WHERE ARE MY AC VACCUM LOCATED AT AND COULD I LOOK AT A DIOGRAM OF IT 1999 MERCURY GRAND MARQUIS