# \#grandmarquis **URL:** https://community.cartalk.com/tag/grandmarquis/11113.md [Latest](https://community.cartalk.com/latest.md) · [Categories](https://community.cartalk.com/categories.md) · [Tags](https://community.cartalk.com/tags.md) --- ## [04’ Mercury Grand Marquis Steering issues](https://community.cartalk.com/t/04-mercury-grand-marquis-steering-issues/183726)
**Author:** [@Braisk093\_180466](https://community.cartalk.com/u/Braisk093_180466)\ **Replies:** 11\ **Last updated:** [February 5, 2024, 9:13pm UTC](https://community.cartalk.com/t/04-mercury-grand-marquis-steering-issues/183726 "2024-02-05T21:13:26Z")
I recently got myself an 04 Mercury grand marquis with around 160,000 miles. The steering has a lot of play, I can move the wheel a good 2 inches back and fourth without the wheels even turning, it’s very lose. It also m… --- ## [OBD1 to OBD2 adapter for chip tuning on older cars](https://community.cartalk.com/t/obd1-to-obd2-adapter-for-chip-tuning-on-older-cars/189842)
**Author:** [@riverdvs605\_184657](https://community.cartalk.com/u/riverdvs605_184657)\ **Replies:** 29\ **Last updated:** [April 1, 2023, 12:17pm UTC](https://community.cartalk.com/t/obd1-to-obd2-adapter-for-chip-tuning-on-older-cars/189842 "2023-04-01T12:17:00Z")
I’m curious if I can use an OBD1 to OBD2 adapter to install a chip tuner on my 1994 Mercury Grand Marquis. Obviously if possible it won’t provide all the listed performance upgrades but I’m wondering if it will change an… --- ## [Tire Blowout](https://community.cartalk.com/t/tire-blowout/185475)
**Author:** [@Lindseywelton30\_147397](https://community.cartalk.com/u/Lindseywelton30_147397)\ **Replies:** 12\ **Last updated:** [August 1, 2022, 3:07am UTC](https://community.cartalk.com/t/tire-blowout/185475 "2022-08-01T03:07:21Z")
While we were driving home from vacation, on I-95 just south of DC our tire suddenly blew out. Rubber flew off and we ended up in the emergency lane after skidding across several lanes and hitting the guard rail (thankfu… --- ## [Our car was totaled](https://community.cartalk.com/t/our-car-was-totaled/184404)
**Author:** [@drivetime](https://community.cartalk.com/u/drivetime)\ **Replies:** 36\ **Last updated:** [June 3, 2022, 7:24pm UTC](https://community.cartalk.com/t/our-car-was-totaled/184404 "2022-06-03T19:24:52Z")
What’s up everyone, hope everyone is doing well. We lost our Grandmarquis in a auto accident. We’re pretty heartbroken about it. The car only had 34 thousand miles on it, it was a 1993. We got t boned. Thank God it was a… --- ## [2001 Mercury Grand Marquis won’t start in cold weather](https://community.cartalk.com/t/2001-mercury-grand-marquis-won-t-start-in-cold-weather/171726)
**Author:** [@rabbit07](https://community.cartalk.com/u/rabbit07)\ **Replies:** 1\ **Last updated:** [October 30, 2020, 12:07pm UTC](https://community.cartalk.com/t/2001-mercury-grand-marquis-won-t-start-in-cold-weather/171726 "2020-10-30T12:07:59Z")
mercury marquis will not start in cold weather --- ## [Paint peeling on my 2006 Mercury Grand Marquis](https://community.cartalk.com/t/paint-peeling-on-my-2006-mercury-grand-marquis/166303)
**Author:** [@msvs306](https://community.cartalk.com/u/msvs306)\ **Replies:** 4\ **Last updated:** [June 26, 2020, 6:08pm UTC](https://community.cartalk.com/t/paint-peeling-on-my-2006-mercury-grand-marquis/166303 "2020-06-26T18:08:03Z")
my 06 grand marquis has only 43000 mi on it and the paint is peeling around the rear window. --- ## [Check engine light flashed, then shut off](https://community.cartalk.com/t/check-engine-light-flashed-then-shut-off/165769)
**Author:** [@Carlton-22](https://community.cartalk.com/u/Carlton-22)\ **Replies:** 6\ **Last updated:** [June 14, 2020, 7:19pm UTC](https://community.cartalk.com/t/check-engine-light-flashed-then-shut-off/165769 "2020-06-14T19:19:54Z")
2002 Grand Marquis, 150k+ The CEL started flashing on me with some sputtering. I pulled over to check the code and it stopped. Stopped sputtering as well. Drove a few miles and the exact same thing happened and it again… --- ## [2004 Mercury Grand Marquis - should I switch oil?](https://community.cartalk.com/t/2004-mercury-grand-marquis-should-i-switch-oil/154305)
**Author:** [@Ray12](https://community.cartalk.com/u/Ray12)\ **Replies:** 5\ **Last updated:** [December 9, 2019, 5:47pm UTC](https://community.cartalk.com/t/2004-mercury-grand-marquis-should-i-switch-oil/154305 "2019-12-09T17:47:47Z")
Car uses oil no smoking or leaks. Adding one quart a month. I use 5w20 Castries. Should I go to 5w30 and add lucust oil treatment or what do you recommend --- ## [2001 Mercury Grand Marquis - rolls in park](https://community.cartalk.com/t/2001-mercury-grand-marquis-rolls-in-park/152419)
**Author:** [@LaToyaGaines](https://community.cartalk.com/u/LaToyaGaines)\ **Replies:** 1\ **Last updated:** [November 9, 2019, 2:20pm UTC](https://community.cartalk.com/t/2001-mercury-grand-marquis-rolls-in-park/152419 "2019-11-09T14:20:56Z")
My car rolls when in park. --- ## [Weak alternator?](https://community.cartalk.com/t/weak-alternator/90236)
**Author:** [@budd2049](https://community.cartalk.com/u/budd2049)\ **Replies:** 12\ **Last updated:** [October 10, 2019, 5:54pm UTC](https://community.cartalk.com/t/weak-alternator/90236 "2019-10-10T17:54:54Z")
2005 Mercury Grand Marquis, 102K miles I noticed the other day that the voltmeter on my instrument cluster was indicating a bit low from normal (dead center). Knowing better than to blindly trust a cluster gauge I chec… --- ## [Spark plug blow out](https://community.cartalk.com/t/spark-plug-blow-out/146967)
**Author:** [@Fordguy1992](https://community.cartalk.com/u/Fordguy1992)\ **Replies:** 6\ **Last updated:** [August 19, 2019, 1:12am UTC](https://community.cartalk.com/t/spark-plug-blow-out/146967 "2019-08-19T01:12:59Z")
I have a 2001 Mercury Grand Marquis. My spark plug blew out. It sounds like a lawn mower. What is the cost of repairing this? --- ## [2008 Mercury Grand Marquis - rough ride after new shocks/struts](https://community.cartalk.com/t/2008-mercury-grand-marquis-rough-ride-after-new-shocks-struts/139070)
**Author:** [@Rodgers](https://community.cartalk.com/u/Rodgers)\ **Replies:** 6\ **Last updated:** [April 23, 2019, 8:40pm UTC](https://community.cartalk.com/t/2008-mercury-grand-marquis-rough-ride-after-new-shocks-struts/139070 "2019-04-23T20:40:21Z")
I took it to a company who said they could put new shocks and struts on for about 875.00. When I drove it home, I stopped and called the company - my ride was not changed - still very rough. He said to let some air ou… --- ## [2002 Mercury Grand Marquis runs rough after exiting the highway](https://community.cartalk.com/t/2002-mercury-grand-marquis-runs-rough-after-exiting-the-highway/138501)
**Author:** [@Ken55](https://community.cartalk.com/u/Ken55)\ **Replies:** 2\ **Last updated:** [April 15, 2019, 1:44am UTC](https://community.cartalk.com/t/2002-mercury-grand-marquis-runs-rough-after-exiting-the-highway/138501 "2019-04-15T01:44:50Z")
My car will run rough after I exit the highway. I push the pedal the engine will try to die but if I put my foot on the gas hold it there the engine will stay running untill I try to move then it acts like its out of gas… --- ## [1999 Mercury Grand Marquis - which gas](https://community.cartalk.com/t/1999-mercury-grand-marquis-which-gas/136693)
**Author:** [@charles24](https://community.cartalk.com/u/charles24)\ **Replies:** 8\ **Last updated:** [March 19, 2019, 1:19am UTC](https://community.cartalk.com/t/1999-mercury-grand-marquis-which-gas/136693 "2019-03-19T01:19:21Z")
what gas is a nono for a 99 merc ls or can I use all gas that is top tier has ethanol ? --- ## [Removing catalytic converters in 2000 Mercury Grand Marquis](https://community.cartalk.com/t/removing-catalytic-converters-in-2000-mercury-grand-marquis/133027)
**Author:** [@AndrewJohnson](https://community.cartalk.com/u/AndrewJohnson)\ **Replies:** 9\ **Last updated:** [January 21, 2019, 7:09pm UTC](https://community.cartalk.com/t/removing-catalytic-converters-in-2000-mercury-grand-marquis/133027 "2019-01-21T19:09:37Z")
If i took off both catalytic converters would i do any serious harm to the engine? --- ## [2001 Mercury Grand Marquis - how to replace coils](https://community.cartalk.com/t/2001-mercury-grand-marquis-how-to-replace-coils/132614)
**Author:** [@RicRyan](https://community.cartalk.com/u/RicRyan)\ **Replies:** 2\ **Last updated:** [January 14, 2019, 5:27pm UTC](https://community.cartalk.com/t/2001-mercury-grand-marquis-how-to-replace-coils/132614 "2019-01-14T17:27:15Z")
How to replace coils --- ## [Mercury Grand Marquis mystery leak](https://community.cartalk.com/t/mercury-grand-marquis-mystery-leak/130592)
**Author:** [@bhzion\_145668](https://community.cartalk.com/u/bhzion_145668)\ **Replies:** 8\ **Last updated:** [December 13, 2018, 12:05pm UTC](https://community.cartalk.com/t/mercury-grand-marquis-mystery-leak/130592 "2018-12-13T12:05:34Z")
2006 Mercury Grand Marquis. Hi Guys, please help, with your expert opinion because you might know of this Ford/Mercury leak, that the mechanics are not ‘seeing’-even though I brought the leak substance to them. It’ not … --- ## [2003 Mercury Grand Marquis fan kept running after shutoff](https://community.cartalk.com/t/2003-mercury-grand-marquis-fan-kept-running-after-shutoff/128863)
**Author:** [@MarQuetta\_Williams](https://community.cartalk.com/u/MarQuetta_Williams)\ **Replies:** 3\ **Last updated:** [November 16, 2018, 6:16pm UTC](https://community.cartalk.com/t/2003-mercury-grand-marquis-fan-kept-running-after-shutoff/128863 "2018-11-16T18:16:35Z")
My fan under the hood in my 2003 Mercury Marquis continued to run after I cut the vehicle off. I unplugged the fan for the night. The next day I plugged the fan back up and tried to start the vehicle but it would not sta… --- ## [\#1 plug fouls - 1998 Mercury Grand Marquis](https://community.cartalk.com/t/1-plug-fouls-1998-mercury-grand-marquis/128393)
**Author:** [@DorothyTolson](https://community.cartalk.com/u/DorothyTolson)\ **Replies:** 6\ **Last updated:** [November 8, 2018, 8:49pm UTC](https://community.cartalk.com/t/1-plug-fouls-1998-mercury-grand-marquis/128393 "2018-11-08T20:49:42Z")
Why does my #1 plug keep fouling out ? --- ## [Radio won’t turn off, wiper won’t go into park](https://community.cartalk.com/t/radio-won-t-turn-off-wiper-won-t-go-into-park/122462)
**Author:** [@Aidan\_Orth](https://community.cartalk.com/u/Aidan_Orth)\ **Replies:** 2\ **Last updated:** [August 8, 2018, 12:39pm UTC](https://community.cartalk.com/t/radio-won-t-turn-off-wiper-won-t-go-into-park/122462 "2018-08-08T12:39:35Z")
Hey y’all. As of today, my radio doesn’t turn off when the keys are removed from the ignition as it’s usually does and my windshield wiped won’t go into park mode and are struggling just to make it across the windshield.… --- ## [2007 Mercury Grand Marquis AC blows hot](https://community.cartalk.com/t/2007-mercury-grand-marquis-ac-blows-hot/122016)
**Author:** [@johngalbreath](https://community.cartalk.com/u/johngalbreath)\ **Replies:** 1\ **Last updated:** [August 1, 2018, 2:57am UTC](https://community.cartalk.com/t/2007-mercury-grand-marquis-ac-blows-hot/122016 "2018-08-01T02:57:19Z")
ac system produces only hot air regardless even with defrost selection --- ## [2001 mercury grand marquis starting problems](https://community.cartalk.com/t/2001-mercury-grand-marquis-starting-problems/121380)
**Author:** [@Fairchild](https://community.cartalk.com/u/Fairchild)\ **Replies:** 5\ **Last updated:** [July 26, 2018, 3:45pm UTC](https://community.cartalk.com/t/2001-mercury-grand-marquis-starting-problems/121380 "2018-07-26T15:45:29Z")
2001 Grand Marquise has starting issue. Turn it over 5 times and it will start and run fine. Let it sit for about 4 hours and have to do it again. Any ideas? No codes present. --- ## [2006 Mercury Grand Marquis paint peeling](https://community.cartalk.com/t/2006-mercury-grand-marquis-paint-peeling/120833)
**Author:** [@Ron15](https://community.cartalk.com/u/Ron15)\ **Replies:** 1\ **Last updated:** [July 11, 2018, 9:22pm UTC](https://community.cartalk.com/t/2006-mercury-grand-marquis-paint-peeling/120833 "2018-07-11T21:22:24Z")
Peeling paint on 2006 grand marquis --- ## [2001 Mercury Grand Marquis AC won’t blow cold](https://community.cartalk.com/t/2001-mercury-grand-marquis-ac-won-t-blow-cold/119506)
**Author:** [@brandon55](https://community.cartalk.com/u/brandon55)\ **Replies:** 2\ **Last updated:** [June 21, 2018, 2:44am UTC](https://community.cartalk.com/t/2001-mercury-grand-marquis-ac-won-t-blow-cold/119506 "2018-06-21T02:44:49Z")
my a/c doesn’t blow cold air at all, the compresser still comes on, I replaced a relay switch and I tried to put Freon, into it but it would not take it. I’m thinking that the lines might be blocked what can I do??? --- ## [2005 Mercury Grand Marquis windshield wipers activate on their own](https://community.cartalk.com/t/2005-mercury-grand-marquis-windshield-wipers-activate-on-their-own/118262)
**Author:** [@DanielGriffin](https://community.cartalk.com/u/DanielGriffin)\ **Replies:** 2\ **Last updated:** [June 4, 2018, 10:03pm UTC](https://community.cartalk.com/t/2005-mercury-grand-marquis-windshield-wipers-activate-on-their-own/118262 "2018-06-04T22:03:59Z")
Has anyone had problems with the windshield wipers activating by themselves? This is driving me nuts! --- ## [Better to clean or replace?](https://community.cartalk.com/t/better-to-clean-or-replace/114292)
**Author:** [@John\_Andrew\_McCormick](https://community.cartalk.com/u/John_Andrew_McCormick)\ **Replies:** 7\ **Last updated:** [April 8, 2018, 11:13pm UTC](https://community.cartalk.com/t/better-to-clean-or-replace/114292 "2018-04-08T23:13:33Z")
Hi all, so on Monday I changed the intake manifold on my ‘06 Grand marquis with 95,000 miles on it. When I started her up everything seemed fine, had no trouble codes, well when I took it to the store the next day the ch… --- ## [2006 Mercury Grand Marquis thudded and died](https://community.cartalk.com/t/2006-mercury-grand-marquis-thudded-and-died/115189)
**Author:** [@Shannon10](https://community.cartalk.com/u/Shannon10)\ **Replies:** 1\ **Last updated:** [April 8, 2018, 12:13am UTC](https://community.cartalk.com/t/2006-mercury-grand-marquis-thudded-and-died/115189 "2018-04-08T00:13:40Z")
I have a 2006 grand marquis it has 70,000 miles on it. I had it serviced at dealership a week ago on friday went on highway. When i excelerated there was a large thud and the car died wrench light came on and oil light. … --- ## [2002 Mercury Grand Marquis](https://community.cartalk.com/t/2002-mercury-grand-marquis/113980)
**Author:** [@Aderhold](https://community.cartalk.com/u/Aderhold)\ **Replies:** 1\ **Last updated:** [March 19, 2018, 2:56pm UTC](https://community.cartalk.com/t/2002-mercury-grand-marquis/113980 "2018-03-19T14:56:46Z")
Engine is skipping badley --- ## [Cant Remove Hub Caps. Lost Wheel Lock Key](https://community.cartalk.com/t/cant-remove-hub-caps-lost-wheel-lock-key/100483)
**Author:** [@drchristopherward](https://community.cartalk.com/u/drchristopherward)\ **Replies:** 9\ **Last updated:** [March 18, 2018, 4:32am UTC](https://community.cartalk.com/t/cant-remove-hub-caps-lost-wheel-lock-key/100483 "2018-03-18T04:32:48Z")
--- ## [Cleaning the head after intake is out](https://community.cartalk.com/t/cleaning-the-head-after-intake-is-out/113287)
**Author:** [@John\_Andrew\_McCormick](https://community.cartalk.com/u/John_Andrew_McCormick)\ **Replies:** 9\ **Last updated:** [March 8, 2018, 3:25am UTC](https://community.cartalk.com/t/cleaning-the-head-after-intake-is-out/113287 "2018-03-08T03:25:54Z")
Hey everyone :wave:t3: I plan on replacing my intake manifold on my ‘06 Grand Marquis this upcoming Monday, and had a question regarding what cleaner I should look at using to clean the head off with once the manifold i… [Next page](https://community.cartalk.com/tag/grandmarquis/11113.md?match_all_tags=true&page=1&tags%5B%5D=grandmarquis)