GMC

GMC troubleshooting questions? Ask a mechanic for answers

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

Related GMC Questions
2019 Denali 1 ton bed 4x4 dully .take 6.0 gas out put 6.5
2019 Denali 1 ton long bed 4x4 dully .take 6.0 gas out put 6.5 gas in … read more
Eric
Eric
Retired
N/A
46,801 satisfied customers
I have a gmc savana 2000. Vin # *****************. What
I have a gmc savana 2000. Vin # *****************. What other transmissions ar … read more
Tim\u0027s Auto Repair
Tim\u0027s Auto Repair
Mechanic
High School or GED
15,850 satisfied customers
My friend replaced the timing chain on his 2009 1500 SLE GMC
My friend replaced the timing chain on his 2009 1500 SLE GMC Savanna Van. Replacing parts (timing chain cover, crank sensor and water pump … read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
23,350 satisfied customers
I need to know from the following VIN #1GJGG25K491163556
I need to know from the following VIN #1GJGG25K491163556 whether the vehicle is a 2500 or 3500 and also the tonnage. Vehicle is a 2009 Gmc Savana (6.0L). Thank you.… read more
Mike S.
Mike S.
ASE Certified Technician
Vocational, Technical or Trade Scho
256 satisfied customers
06 GMC 150000 drove 30 miles to work ran great, slowed down
06 GMC 150000 drove 30 miles to work ran great, slowed down to turn in and almost died. Now it runs like crap changed fuel pump didn't help. Scanned it 857 coil packs changed new plugs and wires. Clea… read more
Mike S.
Mike S.
ASE Certified Technician
Vocational, Technical or Trade Scho
256 satisfied customers
We have a 2010GMC Sierra that loses power it goes down to
Hi, we have a 2010GMC Sierra that loses power it goes down to half power, sometimes says half power sometimes says stabiltrak and traction control to be serviced, by the time we get it to the shop , t… read more
GM Bob
GM Bob
Automobile Technician
High School or GED
1,181 satisfied customers
GM savana: I have a 2009 gmc savana just finish overhauling
I have a 2009 gmc savana just finish overhauling the engine.i install a new alternator. Now the battery light stays on and i have a p0622 code is it a short to ground?… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
18,052 satisfied customers
GMC Savana 2500: i have a 2007 gmc savana box van. Last night
i have a 2007 gmc savana box van. Last night i would turn key and the dsah would light up and then i turned key and nothing...tried 5 more time and nothing...this morning i put it in neutral and it st… read more
goodwrench9124
goodwrench9124
Lead Tech/ Shop Leader
Vocational, Technical or Trade Scho
3,392 satisfied customers
GMC savana: i have a 03 GMC savana 1 ton. the code reader displayed
i have a 03 GMC savana 1 ton. the code reader displayed po135 bank 1 sensor 1.i have read the diagnosis and i dont understand what to do . can you please simplify?… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
23,527 satisfied customers
GMC Savana 3500: i have a 2008 gmc savana 6.0 litre i was driving
i have a 2008 gmc savana 6.0 litre i was driving and the truck lost power and engine power reduced showed on dash. after a few trys it started and i drove home but now it wont start.code p 1682 came u… read more
Mike Kelly
Mike Kelly
Auto Mechanic
Vocational, Technical or Trade Scho
2,509 satisfied customers
GMC SAVANA 3500: 2003 GMC Savana 3500 6.0 L, 364 CID
2003 GMC Savana 3500 6.0 L, 364 CID GAS This box truck is shifting hard between 3rd and 4th gear. The transmission fluid is clean and full. Im wondering if there is a shift sensor somewhere or somethi… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Envoy XL SLT: I have a 2006 GMC Envoy and my check engine
I have a 2006 GMC Envoy and my check engine light is on with code PO894. What needs to be fixed?… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Savana 3500: Have a 2004 GMC savana 3500 with 6.0 engine.
Have a 2004 GMC savana 3500 with 6.0 engine. Experienced rough idle and loss of power/ Check engine said o2 sensor bank 2 sensor 1/ changed that-no difference/ Hand mechanic change plugs and wires. No… read more
tripletauto
tripletauto
Shop Foreman
Associate Degree
242 satisfied customers
GMC Savana 3500: I have an 04 GMC Savana 3500 with 6.0 vortec.
I have an 04 GMC Savana 3500 with 6.0 vortec. When the van idles at a light it begins to run very rough, the abs light then comes on and the engine dies. I cleaned throttle body and maf, and changed o… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
36,755 satisfied customers
same 08 Sierra 3500HD ,I have change to ML6 manual tran /IT
same 08 Sierra 3500HD ,I have change to ML6 manual tran /IT is not starting when I turn the key , How can you help me to get it START ,allso need to wire in reverse switch… read more
Mike S.
Mike S.
ASE Certified Technician
Vocational, Technical or Trade Scho
256 satisfied customers
GMC Savana 3500: Hi, I have a 2003 gmc savana with a 6.0 vortec
Hi, I have a 2003 gmc savana with a 6.0 vortec automatic trans. Everytime I brake when turning left I hear a noise that sounds like a hum that will keep going until I fully stop or turn the wheel stra… read more
Canadafix
Canadafix
Auto shop owner
Vocational, Technical or Trade Scho
1,507 satisfied customers
GMC c1500: I have a 1990 GMC Sierra 5.7 350 manual trans c1500
I have a 1990 GMC Sierra 5.7 350 manual trans c1500 can you tell me if my trans is a 1/2 ton or 3/4 ton the number on the trans is gm8672305 the 1/2 ton clutch kit doesnt work on it and it looks diffe… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC savana 3500: i have a 2005 gmc savana box van with the
i have a 2005 gmc savana box van with the 6.0 and automatic, it was throwing codes for heated o2 senser resistance and it intermitently has idling problems yet all 4 o2 sensers have been replaced, Any… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 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