Mercury

Mercury repair questions? Ask a mechanic for answers ASAP

Ask an Expert,
Get an Answer ASAP!

It sputters on acceleration. Replaced the MAF sensor. Still…

Customer Question
It sputters on acceleration...

It sputters on acceleration. Replaced the MAF sensor. Still doing it. Smells like rotten eggs at times.

Mechanic's Assistant: Does the engine stall right after starting? And what about hesitation or jerking during acceleration?

Idles fine. jerks during acceleration.

Mechanic's Assistant: What is the model/year of your Mercury?

2003 Ls

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

Yes. Replaced MAF sensor cuz that was the problem last time it acted this way. Still have problem.

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

Smells like rotten eggs when I pull in driveway. Maybe EGR valve?

Submitted: 1 year ago.Category: Mercury
Show More
Show Less
Ask Your Own Mercury Question
Answered in 3 minutes by:
7/28/2017
Mercury Mechanic: david craig, ASE Certified Technician replied 1 year ago
david craig
david craig, ASE Certified Technician
Category: Mercury
Satisfied Customers: 5,993
Experience: owner/mechanic at 3D Automotive
Verified

Hi Im David, if it smells like rotten eggs and its hesitating and jerking, the catalytic converter is clogged.

Ask Your Own Mercury Question
Mercury Mechanic: david craig, ASE Certified Technician replied 1 year ago

Have you replaced the catalytic converters yet?

Ask Your Own Mercury Question
Was this answer helpful?

How JustAnswer works

step-image
Describe your issueThe assistant will guide you
step-image
Chat 1:1 with a mercury mechanicLicensed Experts are available 24/7
step-image
100% satisfaction guaranteeGet all the answers you need
Ask Chris (aka- Moose) Your Own Question
Chris (aka- Moose)
Chris (aka- Moose)
Chris (aka- Moose), Mercury Technician
Category: Mercury
Satisfied Customers: 2,044
2,044 Satisfied Customers
Experience: 16 years experience with Mercury

Chris (aka- Moose) is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

AlvinC answered a question about my Ford truck that only someone with an in-depth knowledge of his subject would have known what was going on.

Rich DUSA

Because of your expertise, you armed me with enough ammunition to win the battle with the dealer. They are installing a fuel filter and fuel pump at no charge to me.

MollyUSA

I needed help with my car on Saturday morning....got a response in 5 minutes, and it was the perfect solution. Thanks again to your service.

Jason V.Kirkland, WA

I do know, after going though this with JustAnswer, that I can somewhat trust my mechanic but I will always contact you prior to going there.

BRNew Jersey

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

< Previous | Next >

Meet the Experts:

Chris (aka- Moose)

Chris (aka- Moose)

Mercury Technician

2,044 satisfied customers

16 years experience with Mercury

John Mc

John Mc

Mercury Technician

403 satisfied customers

19 years Ford Lincoln Mercury experience

Tim&#039;s Auto Repair

Tim's Auto Repair

mechanic

332 satisfied customers

Have owned a repair shop for 25 yrs.

Ron Z.

Ron Z.

- Mercury Tech -

291 satisfied customers

18+yrs experience. State Inspector and Mercury Diagnostics

Chuck

Chuck

ASE Certified Technician

287 satisfied customers

33 Years experience,Ford Senior Master,ASE Master,L1 Advanced Engine Performance

scottz136

scottz136

Mercury Technician

260 satisfied customers

senior master lincoln mercury tech.

Don - Mo Lurch

Don - Mo Lurch

Mecury Mechanic

258 satisfied customers

Ford Cert., Heavy Line Mech, Mobile Electronics. Sales, Installation & Repair for 30 years

< Previous | Next >

Related Mercury Questions
What causes my 2005 Monterey's engine to die while at idle,
What causes my 2005 Monterey's engine to die while at idle, in gear? … read more
david craig
david craig
ASE Certified Technician
5,993 satisfied customers
I have a 97 grand marquis, I purchased it used 6 months ago
Hi, I have a 97 grand marquis, I purchased it used 6 months ago with 63,000 original miles. I have an intermittent stalling issue, especially when wet out, but only while either coming to a stop, or c… read more
david craig
david craig
ASE Certified Technician
5,993 satisfied customers
1996 Mercury Grand Marquis / 130k / Well maintained.Encountered
1996 Mercury Grand Marquis / 130k / Well maintained. Encountered the symptoms of stuck EGR valve. Replaced EGR but the following symptoms still exist: Not getting the proper gentle acceleration. What … read more
fordguy4u
fordguy4u
Automotive Tech
Vocational, Technical or Trade Scho
70 satisfied customers
Mercury Grand Marquis LS: 2003 Mercury Grand Marquis LS Recently
2003 Mercury Grand Marquis LS Recently replaced the manifold, mass airflow sensor, and coils and the car still jerks when doing 30 to 40 mph and shutters when idling; Put 93 octane two to three fillip… read more
C. Walker, Jr.
C. Walker, Jr.
633 satisfied customers
2002 Mercury Cougar: V6..000 miles..original owner..oil changes were
2002 Mercury Cougar 2.5 Liter V6 117,000 miles. original owner and regular maintance and oil changes were allways on time. The vehicle boggs down above 3500 rpm and when going down the interstate bega… read more
Ironmike
Ironmike
ASE Master L1 performance ,Ford tech
Vocational, Technical or Trade Scho
1,773 satisfied customers
Mercury Grand Marquis LS have 2003. have replaced LCM with
have 2003. have replaced LCM with Junkyard part (other year - works fine except map lights). Last Friday. In Driveway, hit gas (was raining with much water on driveway) - Traction control engaged, whe… read more
Tim
Tim
Associate Degree
3,172 satisfied customers
2000 mercury sable: air conditioner..will miss when idling
2000 mercury sable LS - Only in summer and with air conditioner on, my sable engine will miss when idling… read more
AMEDEE
AMEDEE
AUTOMOTIVE TECHNICIAN
Vocational, Technical or Trade Scho
9,105 satisfied customers
Mercury Sable LS DOHC 2003 Mercury Sable LS Sedan Dual Overhead
2003 Mercury Sable LS Sedan – Dual Overhead Cam - 75,000 miles, been great car, no significant problems at all. February 2011: started to hesitate for a second or two while accelerating around the 35-… read more
Ironmike
Ironmike
ASE Master L1 performance ,Ford tech
Vocational, Technical or Trade Scho
1,773 satisfied customers
2003 mercury mountaineer: runs fine..going down..it sputters and acts
2003 mercury mountaineer, runs fine going down the road but when you stop at a light it sputters and acts like its going to die, any idea why? just stated doing this.… read more
AMEDEE
AMEDEE
AUTOMOTIVE TECHNICIAN
Vocational, Technical or Trade Scho
9,105 satisfied customers
control module..plenum,spark plugs,wires,plenum seals,egr..accelerator
I changed idle control module on top of plenum,spark plugs,wires,plenum seals,egr, and sprayed the MAF with MAF spray and still have high idle when at a stop light also when I let off the accelerator … read more
ricardo hohl
ricardo hohl
automotive instructor
Associate Degree
1,818 satisfied customers
mercury cougar: sputters..Stalls going..hesitation..accelerating
1997 4.6 mercury cougar xr7 smells like rotten eggs and sputs and sputters while going down the road. Hard to start, have to pump gas peddle. Stalls going around corners and hesitation when accelerati… read more
Roadside Jerry
Roadside Jerry
Auto Expert on Just Answer
Vocational, Technical or Trade Scho
2,659 satisfied customers
mountaineer: v8..braking..idle drops down to 3-400 rpm..occasionally
2003 merc mountaineer, 4.6 v8. engine slightly bogs especially going uphill. when braking the idle drops down to 3-400 rpm almost every time with it killing occasionally. i have had it to goodyear 3 t… read more
EMRSR
EMRSR
High School or GED
138 satisfied customers
i have a 2000 mercury villager. we just bought it used. the
i have a 2000 mercury villager. we just bought it used. the check engine light just came on. i had the codes pulled and i am getting codes tht suggest the knock sensor and egr valve. the car starts an… read more
baddad1
baddad1
technician
High School or GED
5 satisfied customers
99 mercury mountaineer: v6 engine..my fuel Gage wasnt moving at all
I have a 99 mercury mountaineer v6 engine. Last week I noticed my fuel Gage wasn't moving at all. I figured my float probably broke. Anyhow today as I started my car I felt and hear a sputter noise...… read more
EMRSR
EMRSR
High School or GED
138 satisfied customers
2006 Mercury Mariner Premier: slowing..air intake..torque converter
2006 Mercury Mariner Premier 87000 miles- had this vehicle for a year now, with no problems. Recently it started stalling when slowing to a stop but starts right back up. Took to mechanic that first s… read more
Justin
Justin
Associate Degree
1 satisfied customers
Exhaust..The car drives extremly sluggish and it..parts store
My exhaust smells ke rotten eggs. The car drives extremly sluggish and it is burning gas very fast. I had to codes pulled at a local parts store and they siad it has a random misfire, as well as a mis… read more
fordguy4u
fordguy4u
Automotive Tech
Vocational, Technical or Trade Scho
70 satisfied customers
grand marquis: mph..i installed new plugs, coils, fuel filter, maf
i have an 01 grand marquis that would sputter at 45 to 56 mph. i installed new plugs, coils, fuel filter, MAF, fuel filter, egr, dpfe, egr vac sensor. it has improved alot but every so often it still … read more
breakaway500
breakaway500
Auto repair shop owner/operator
High School or GED
473 satisfied customers
Grand marquis: idle..cold, it will surge, then cut off
My grand marquis will barely run when cold. It will not idle then, its ok when warm. When cold, it will surge, then cut off.… read more
breakaway500
breakaway500
Auto repair shop owner/operator
High School or GED
473 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x