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Mercury Grand Marquis Questions

Get answers to questions about your Mercury Grand Marquis at RepairPal. Find solutions, diagnose problems and get back on the road.

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I do have an oil leak and I was told that I will need a new oil pan because mines have a crack in it but I keep oil in it I would like to know what's causing the gauge to trip out like that

What has to be done to fix this problem

Because all that work besides the head lights.

It runs hot and warrants it's hot it will not crank until it cools off

I replaced climate control panel
when turning off , the fan still blows but no air comes out of vents

the battery is draining while not in use, you can here a relay clicking under steering column, was the ac going on and off now dashlights (digital display are doing same and vehicle will stall after15 miles, new battery, alternator good also

is it 02 sensor or injectors

What is the life expectancy?

Sounds like coming from right side above shock.

Too much pressure on windshield. The wipers drag with loud noise.

Heater was set for hot. I could not scale it down. Switched to achieve and it still blew out hot air. I accidentally left ac on when I turned the car off. When I started it next, all I got was cold.

When driving hit a bump in road water light pops on and pops back off

Is there something I should add to the gas

every day all day but is full of uoil would this be a vacuum leak

Engine light came on and flashes. Engine runs rough with a constant misfire and lacks power

Replaced ABS module and the same issue. ABS unplugged or removed pulsating not felt. What else could cause this issue.

I have blinkers, headlights and turn signals. Took it down the street and they called all junkyards for a compatible fuze box. No luck. They said I needed to take it to an electrical place. And have wires checked. This was 4 months ago. Last month for a brief 10 min tail lights came on, then off again. What should I do. Autozone and others are no help giving me info on what to do.

only happens when engine is turned
on,if i just turn the key without starting
the car everything works. only abs and
battery diagnostic display lights show
when panel goes out.

It will not move in drive.

Possible I need new computer. The keys would need to be programmed too. But if I'm wrong I'm out several hundred dollars. A yo e know about the computers in this vehicle?

Can feel the heat but it wont push out the vents unless im driving... when i stop or idle the heat stop flowing out the vents

This is a GS model with manual heater and ac controls.

I drove my car home from work was fine an hour later wouldnt start. I changed ignition switch, solenoid, coil, cut out wires with cracked insulation got power to coil but no spark coming out thats y i changed coil. wires in harness to module under dist. Cap were bare and touching so i checked fuses too

Going down road oil gauge went all the way down got home crank it plenty oil pressure then just goes back down little rattling cut it off refire same thing

Making a weird noise was driving thought it was a flat it wasn't tried to stop on brakes they wouldn't move because the tire wouldn't move it's stuck on the driver side .

When I'm riding down the road it will start Fallin on its face....Coms out of it after a bit or I hav to turn off and restart the car

I recently purchased a 2005 Mercury Grand Marquis GS with only 55,496 miles on it. The lady who sold it to me is 86 and took herself off the road. It had a flat that I replaced but the front tie rod was hanging rubbing against the driveway. Is it the tie rod that holds that together?

Air works fine, when I want to make it warmer by raising the
Temperature it plows cold air

does the abs on my car cause a rumbling noise when you first start up the car. what part has to be replaced to correct this problem. noise just started 3 months ago

I have no turn signal or headlight so I disconnected the battery and charged it .
put the battery back in and car wont crank, checked and replaced fuses as needed.