GMC

GMC troubleshooting questions? Ask a mechanic for answers

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

Related GMC Questions
My sirius xm radio keeps dropping signal. Sirius says it
my sirius xm radio keeps dropping signal. Sirius says it isnt them and gmc says it isnt the equipment. So who is right? … read more
Dan
Dan
Automotive Technician
Vocational, Technical or Trade Scho
23,942 satisfied customers
No crank no lights in the speedometer and I chech with a
no crank no lights in the speedometer and I chech with a tester I found 8.4 volts in the radiator support help … read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
I have a 2015 GMC Sierra 2500 HD Denali, My truck suffered
Hi Experts , I have a 2015 GMC Sierra 2500 HD Denali , My truck suffered damaged in the engine under covers , I'm not fully aware of wich part to order to make a replacement , also I'm in a country wh… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
2015 GMC Duramax. Turn ignition key on and everything lights
2015 GMC Duramax. Turn ignition key on and everything lights up as it should. Gauges adjust to correct readings etc. Turn key to start and everything goes out and starter doesn't even try to work, lik… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
965 satisfied customers
The air bag light cam on after changing the battery. I have
The air bag light cam on after changing the battery. I have had the codes cleared and the front inpack sensor changed but the light is still on. … read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
Are you live : maybe you can help : my wife had low fuel
my wife had low fuel light on our new 1025 GMC denali 2500, she added diesel and started to loose power, then pulled off the road, now it wont start … read more
Master Auto Tech.
Master Auto Tech.
High School or GED
545 satisfied customers
I have 2015 Denali....it has 7802 miles on it....it won't turn
I have 2015 Denali....it has 7802 miles on it....it won't turn over at all....I am jumping it now and everything about the jump is clean, the battery connections are good. I can't get it to even turn … read more
Roy Scarlett
Roy Scarlett
Occupational Education
17 satisfied customers
How to reset theft system, it wont start everything seems to
it wont start everything seems to be in order I press the start button and nothing … read more
JFN1
JFN1
ASE Certified Technician
Vocational, Technical or Trade Scho
272 satisfied customers
I have a 2015 GMC Yukon XL Denali with 6.2L...I want to add
I have a 2015 GMC Yukon XL Denali with 6.2L...I want to add an auxillary battery...does GM offer a kit?… read more
GM Bob
GM Bob
ASE Master Technician
1,290 satisfied customers
GM 2015 ACADIA DENALI: I HAVE A 2015 A CADIA DENALI LIT HAS
I HAVE A 2015 A CADIA DENALI LIT HAS ABOUR 4000 MILES THE TRANSMISSION IT STARTED JERKING VERY HARD WHEN IT SHIFTED NOW IT IS STUCK IN LOW GEAR. WHAT IS THE PROBLEM?… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,649 satisfied customers
I have an 09 yukon denali with the 6.2 And I'm getting a low
I have an 09 yukon denali with the 6.2 And I'm getting a low coolant message. But my coolant isn't low. I ve been told there is no level sensor...so what's the deal?… read more
Eric
Eric
Retired
N/A
33,918 satisfied customers
GMC Sierra 1500: My 1997 Gmc 4x4 4.3ltr. Is giving me some
My 1997 Gmc 4x4 4.3ltr. Is giving me some grief with running proper. The motor was changed because the crank went in the original one. I was told that the motor was from a 2002 Blazer and would work w… read more
Roy
Roy
shop foreman
Associate Degree
4,585 satisfied customers
GMC Yukon Denali XL: 2004 Gmc Yukon Denali 6L AWD 1500 Spark
2004 Gmc Yukon Denali 6L AWD 1500 Spark plug wire broke and shorted the ignition coil, the entire passenger side banks does not fire codes are 352,354,356 Changed all eight plug wires and ignition coi… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,649 satisfied customers
GMC Hummer: I have a 2004 Hummer H2. The transmission oil
I have a 2004 Hummer H2. The transmission oil cooler in the radiator ruptured recently. I changed the radiator out already with a new replacement. I did a home "flush" of the transmission fluid and wh… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,837 satisfied customers
GMC Sierra Pickup Denali: i have a 2011 gmc denali pick up
i have a 2011 gmc denali pick up with diesel exaust light on saying poor quality fluid changed fluid and light still on what can i do?… read more
Don - Mo Lurch
Don - Mo Lurch
ASE Certified Technician
Vocational, Technical or Trade Scho
234 satisfied customers
GMC Sierra denali: My 2004 gmc Sierra Denali is noted giving
My 2004 gmc Sierra Denali is noted giving a diagnostics code and has been running rough for a couple of days now, I'm curious what would cause both of these problems? I also have a check engine light … read more
Canadafix
Canadafix
Auto shop owner
Vocational, Technical or Trade Scho
1,507 satisfied customers
GMC Sierra 1500 SLE Crew Cab 4x4: I have a 2005 GMC SIERRA
I have a 2005 GMC SIERRA 1500 CREW CAB 4X4 5.3 ENGINE Z-71 PACKAGE. My check engine light came on the other day. I have a friend with a code reader and It said emission leak. He reset the light for no… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
engine light on hook up CanOBD2 tester.2002 GMC sierra 5.3L.
engine light on hook up CanOBD2 tester.2002 GMC sierra 5.3L. do not get a reading. I notice only 5 wires going into 16 wire hook up for CanOBD2 tester hook to.… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,649 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

1,837 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

705 satisfied customers

16 years of experience

Ron Z.

Ron Z.

- GMC Tech -

291 satisfied customers

18+yrs experience. State Inspector & GMC Diagnostics/Repair

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Don - Mo Lurch

Don - Mo Lurch

ASE Certified Technician

234 satisfied customers

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

< 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