GMC

GMC troubleshooting questions? Ask a mechanic for answers

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

Related GMC Questions
I had my ignition switch fix by a Chevy certified installer
I had my ignition switch fix by a Chevy certified installer and it works but the problem that I have is that when I pull the key out the hole cylinder comes out with it I paid good money to get it fix… read more
Marc
Marc
Mechanic
Associate Degree
2,520 satisfied customers
How to take off airbag off a GMC Sierra 1999. I I don't have
How to take off airbag off a GMC Sierra 1999 JA: The GMC Mechanic can show you how to do that. Do you have any other details about the vehicle that could be helpful? Customer: No JA: Is there anything… read more
Paul M ASE Master
Paul M ASE Master
Automotive College
6,984 satisfied customers
Ignition switch on my 1994 gmc sierra 1500 truck is stuck in
ignition switch on my 1994 gmc sierra 1500 truck is stuck in the off position … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
36,769 satisfied customers
Trying to replace my ignition cylinder on 1988 sierra k2500,
trying to replace my ignition cylinder on 1988 sierra k2500, It will not turn to off position and I can't remove the old cylinder. I can remove key and it will start. Just trying to replav … read more
Don - Mo Lurch
Don - Mo Lurch
Owner
Vocational, Technical or Trade Scho
11,679 satisfied customers
I was doing compression testing on 2005 GMC Canyon with 5
I was doing compression testing on 2005 GMC Canyon with 5 cylinder motor. After pulling all the plugs and removing the fuel pump fuse I was able to test numbers 1-4 cylinders. Then when I screwed the … read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
2,126 satisfied customers
Replaced fuel pump fuel filter fuel sensor on 94 gmc sierra
Replaced fuel pump fuel filter fuel sensor on 94 gmc sierra k1500 still not running. Will crank but splitters and backfires then shuts down. … read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
23,476 satisfied customers
I have a 1994 GMC Sierra GT K1500 Pickup truck my power door
I have a 1994 GMC Sierra GT K1500 Pickup truck my power door lock don't work the passenger door unlocks but won't lock . My courtesy lights don't come on and the cargo light won't light either the cou… read more
Tim\u0027s Auto Repair
Tim\u0027s Auto Repair
Mechanic
High School or GED
15,864 satisfied customers
I Have a 1994 GMC K1500 SIerra SLE K1500 Pickup to find the
I Have a 1994 GMC K1500 SIerra SLE K1500 Pickup I'm Trying to find the power door lock relay location … read more
Roy Belding
Roy Belding
7,749 satisfied customers
1997 GMC Sierra with the 350 motor.when I am riding down the
1997 GMC Sierra with the 350 motor.when I am riding down the road I hear a squeaking noise coming from the back it does it in drive and reverse.So I jack the back up and put it in drive and it didnt m… read more
Tyler Henry
Tyler Henry
Technician
Automotive service technology
3,065 satisfied customers
D if my 2007 GMC Sierra classic key won't turn now : I
D if my 2007 GMC Sierra classic key won't turn now … read more
sprinkles08
sprinkles08
Technician
High School or GED
19,915 satisfied customers
GM k1599: John. I have a 1988 GMC K1500 Pickup. The door
Hello John. I have a 1988 GMC K1500 Pickup. The door lock cylinder is jammed, will not rotate. The door cannot be unlocked from inside or outside and cannot be opened. I don't know if the lock cylinde… read more
sprinkles08
sprinkles08
Technician
High School or GED
19,915 satisfied customers
Gmc sierra: cant get it to fire from plug wires an there is
can't get it to fire from plug wires an there is fire to the coil how do i know if it is the pick-up coil or the module or coil itself it is a 1993 gmc sierra 5.7 litre… read more
Canadafix
Canadafix
Auto shop owner
Vocational, Technical or Trade Scho
1,507 satisfied customers
GMC Sierra 1500: 1994 gmc sierra, I guess i am dumb, but i
1994 gmc sierra, I guess i am dumb, but i was washing my truck and was wipping the inside of the drivers door and the the latch that locks the door turned into the lock position and i can get it back … read more
tripletauto
tripletauto
Shop Foreman
Associate Degree
242 satisfied customers
GMC K1500 Sierra XC 4x4: 1994 GMC Sierra K1500 XC, fresh rebuild
1994 GMC Sierra K1500 XC, fresh rebuild 5.7L .020 over cylinder bore, flattop hypereuretic pistons, RV cam 4L60e transmission. Threw a dtc 42 electronic spark timing error. What's the deal?… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
18,052 satisfied customers
GMC K1500 Sierra XC 4x4: 1994 GMC Sierra K1500 5.7L fresh rebuild,
1994 GMC Sierra K1500 5.7L fresh rebuild, upgraded cam/pistons. Check engine light on, idles rough, threw a DTC 42 electronic spark timing error. What's the deal?… read more
kalamykid
kalamykid
Pactor automotive
Vocational, Technical or Trade Scho
6,156 satisfied customers
Hi, I have a 1989 GMC Sierra K1500 5.7 4wd. The instrument
Hi, I have a 1989 GMC Sierra K1500 5.7 4wd. The instrument cluster background lights were intermittent for a while and now have quit working altogether. Not only have they stopped working but when I p… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC: I have a 1994 GMC Sierra K1500, xc, 5.7L engine. Engine
I have a 1994 GMC Sierra K1500, xc, 5.7L engine. Engine upgrades: .0020 over puston cylinder bore, 10/10 crank, computer compatible rv cam, ported TBI to flow 640 cfm. What should the ignition timing … read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Sierra 1500 Classic SLE: 1994 GMC pickup 350 SLE, 160,000
1994 GMC pickup 350 SLE, 160,000 miles. I just change the plugs, wires, dist cap, and rotor for the second time. The first time was at 90,000 and had to change the coil at that time. This time I didn'… read more
Mike S.
Mike S.
ASE Certified Technician
Vocational, Technical or Trade Scho
256 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

2,126 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

18,052 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

904 satisfied customers

24 years of experience diagnosing & repairing

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Mike S.

Mike S.

ASE Certified Technician

256 satisfied customers

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

George H.

George H.

ASE MasterTechnician

233 satisfied customers

15+ Years ASE Master Technician with Level 1 Certification

< 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