Mercury Grand Marquis Questions Maintenance & Repair
Grand Marquis Cylinder 6 Misfire At Idle
I've had a cylinder 6 misfire for a while. Only happens at idle and when the vehicle has warmed up. The check engine light flashes but goes away when I accelerate. Things I've replaced recently incl...
Where Is The Blinker Relay For A 2000 Mercury And How Do I Replace It?
I just got mt car back from the shop and then my blinkers stopped working. My hazard lights still come on with the lights on the dash but when I try to use my blinkers the dash lights and the outsi...
What Are These Plugs For?
I've got a leak coming from one of them and im not exactly sure what they are draining. Located under the trunk about a foot and a half behind the rear differential.
Climate Control Turn Signal Lights
My turn signals don't work on my climate control doesn't work I've already replaced the ignition switch a couple times they even started working once but then they quickly went right back out what...
Brake Lights Don't Work Where Is The Brake Light Relay
Brake lights don't work won't shift out of Park replaced brake light switch and fuse problem still exists no broken wires
Car Stuck In Park Need Help
My car is stuck in park I talked to someone they told me to change the brake light fuse but I have no clue where it's located please help
Why Does My Heater Blows Warm Air In The Summer And Cold Air In Winter?
Heater blows warm air in the summer with controls set to off. Heater blows cold air in winter controls set to on. Thermostat replaced, new radiator, new blower switch, new heater control valve. Any...
Odometr/trip Meter Work Sometimes
The odometer / trip meter works, then doesn't. Works, then doesn't. Besides the gears being worn out, could there be another reason for this?
How Do You Reset The ECM And Anti Theft System?
How do you reset the ECM and reset the anti theft system?? I have a 2000 grand marquis and the car will not start.
Caliper Guide Pins Which One Goes On Top
which guide pin goes on top
Overheat / Tach Issue
The car redline temp, so I turned it off. Upon inspection, I notice that the car was not doing the normally overheated gurgling nor a computer code entered. My fan was a bit sluggish so I changed it o...
Mystery Plastic Piece Found In Thermostat
There was a hard plastic piece stuck in my thermostat. Trying to figure out where it came from. I found no other pieces in the system (so far). Not my radiator cap or hoses. Next guess is my impelle...
Leaking Fluid In Center Toward Trunk
A few days ago I noticed a small puddle under my marquis. Color is light golden brown. I checked the oil and it is full. Any idea what this is?
What Can Cause The Headlights To Go Out At Random?
The lights on my 2004 Mercury Grand Marquis keep turning off at random while I'm driving. What can cause this, and what can I do?
2003 Mercury Grand Marquis Bolt Size
Hi guys, I recently changed the blower motor resistor in my 2003 MGM. I think this repair had been done previously, as the resistor was only secured with one bolt. I would like to go back and secur...
97 MERCURY GRAND MARQUIS
ARE THE 02 SENSORS (UPPER STREAM) THE SAME AS THE BACK (DOWN STREAM)
Where Can I Find The OBD Port On My 1992 Mercury Grand Marquis?
Airbag light is intermittent and sometime flashes code 13 and other times it flashes code 53 and at times the light comes on when I start the car and goes off and stays off. Help me please!
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