GMC

GMC troubleshooting questions? Ask a mechanic for answers

Connect one-on-one with {0} who will answer your question

Related GMC Questions
Brake pedal goes 3/4 way to the floor, very poor pedal feel.
brake pedal goes 3/4 way to the floor, very poor pedal feel. Replaced both front calipers and the master cylinder, replaced the left front brake line. all other lines and cylinders look good, can't fi… read more
David Craig
David Craig
OWNER/MECHANIC
Associates
9,436 satisfied customers
Its a v6 87 and it surges really bad at idle. Not sure x 2.
its a v6 87 and it surges really bad at idle JA: How many miles are on the GMC? What size is the engine? Customer: not sure x 2 JA: What is the model/year of your GMC? Customer: 87 v6 JA: What year is… read more
Eric
Eric
Retired
N/A
37,745 satisfied customers
2008 GMC YUKON XL DENALI Rough idle no power and will die
2008 GMC YUKON XL DENALI Rough idle no power and will die and wont start back up for a while … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
7,491 satisfied customers
I have a 2003 gmc Yukon that suddenly started cutting out
I have a 2003 gmc Yukon that suddenly started cutting out when trying to accelerate, ran fine at idle but cut out when trying to give it any throttle at all. Eventually it stopped idling too. Just sta… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
19,934 satisfied customers
Cam, I have a question for you. I am getting a P0304 code
Hi Cam, I have a question for you. I am getting a P0304 code (cylinder 4 misfire) on my 08 Yukon XL 1500 5.3L. The stabilitrak error pops up along with a Traction control error on the dash display. It… read more
adam warren
adam warren
Master auto tec
233 satisfied customers
I am getting 1.1 when set to the 2k setting on my ohm meter
I am getting 1.1 when set to the 2k setting on my ohm meter for one of my spark wires. The others measure between .17 and .25. Is the 1.1 out of spec and cause issues?… read more
Greg
Greg
Shop owner, technician
Vocational, Technical or Trade Scho
6,428 satisfied customers
Had cooling fan clutch replaced three times already still
had cooling fan clutch replaced three times already still sounds like airplane. Took it back to shop that replaced it they are trying to blame on instrument cluster … read more
Mechanic01
Mechanic01
7,922 satisfied customers
I have a 2003 GMC envoy 4.2l. Engine ran great smooth but
I have a 2003 GMC envoy 4.2l . Engine ran great smooth but had knock. I replaced engine with a 78,000 mile one that ran great in SUV before being pulled. After replacing engine runs great until you tu… read more
Matt
Matt
Engineer
Bachelor's Degree
16,867 satisfied customers
Two questions: I just bought a really clean 2005 Envoy SLT
Hi, Two questions: I just bought a really clean 2005 Envoy SLT with 92,000 miles. The first day I drove the twenty miles to work on the highway, it was fine. On the way home though, I noticed slight s… read more
Eric
Eric
Retired
N/A
37,745 satisfied customers
I have 12.8 volts at the battery but try to start and
I have 12.8 volts at the battery but try to start and nothing. just the beep beep of the key warning and a red battery light on the dash, nothing else. windows do not work along with the turn signals,… read more
Mike S.
Mike S.
ASE Certified Technician
Vocational, Technical or Trade Scho
241 satisfied customers
GMC Envoy XL: Can you help? I have a 2005 Envoy XL 8 cylinder
Can you help? I have a 2005 Envoy XL 8 cylinder with about 130000 miles that has been well serviced on a regular basis. Last July 2014, my Chevrolet/GMC dealership installed a new starter switch becau… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
While driving with no warning, the engine shuts off and I roll
While driving with no warning, the engine shuts off and I roll to a stop without any power steering etc. Message is: Stabletrack off. I turn off key and wait a couple of minutes and it starts up and m… read more
jazzmaster
jazzmaster
LEAD AUTO TECH
Vocational, Technical or Trade Scho
2,873 satisfied customers
GMC Envoy: 2003 GMC Envoy 4.2 I6. 111000 miles. I was getting
2003 GMC Envoy 4.2 I6. 111000 miles. I was getting ready for a trip and I decided to seafoam the top of the motor through the brake booster hose. I followed the directions on the seafoam site. I start… read more
Roy
Roy
shop foreman
Associate Degree
5,256 satisfied customers
GMC Envoy XL: GMC envoy 5.8L V8 check engine light came on
GMC envoy 5.8L V8 check engine light came on and when I am idling at a stop light it sounds like it is going to quit. I have a innova code reader and the codes that it says are 4 codes: P0171-generic-… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GM GMC Envoy: 2008 . . Driving Voltage Slowly Drops
2008 GMC Envoy . . Initial Problem = Wife drove home from work, came back out an hour later, battery low and engine won't turn over . . Suspected the 6yr old battery, and had a fairly new one hanging … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
33,466 satisfied customers
Here is a speciel one. Installed a 2001 6.0 GMC Denali XL
Here is a speciel one. Installed a 2001 6.0 GMC Denali XL 4x4 engine and 480LE trans in 56 Nomad Wagon. Car fires and runs fine at idle. Any accelleration it falls on its face. Running really rich due… read more
Joe
Joe
Owner Kingsland Auto & Marine Services
Vocational, Technical or Trade Scho
1,615 satisfied customers
GMC Envoy XL: Hello Techies, My GMC Envoy XL 2003 have
Hello Techies, My GMC Envoy XL 2003 have some performance problem and there is an indication of "Check Engine". I did a computer test and below is the Diagnostic report. Please advice. Total Codes: 00… read more
BigBob
BigBob
Service Manager
High School or GED
4,792 satisfied customers
GM Envoy XUV 4wd: I have a 2004 Envoy XUV, 4wd, 6 cyl. with
I have a 2004 Envoy XUV, 4wd, 6 cyl. with about 87K miles. When I start up in the morning cold, I have a strong vibration in drive when brakes are applied. I also feel a thump and shudder in the under… read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
21,031 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.

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:

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

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,912 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,589 satisfied customers

GCM master tech over 25 years

Dave Nova

Dave Nova

GMC Technician

929 satisfied customers

ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

GMC Technician

766 satisfied customers

16 years of experience

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Don - Mo Lurch

Don - Mo Lurch

ASE Certified Technician

248 satisfied customers

GM, GMC, Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics

Mike S.

Mike S.

ASE Certified Technician

241 satisfied customers

GMC N.A.I.S.E. Certified Auto-Mechanic

< Previous | Next >

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