GMC

GMC troubleshooting questions? Ask a mechanic for answers

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

Related GMC Questions
Driving down interstate and my 1999 GMC safari van died.
driving down interstate and my 1999 GMC safari van died. plenty of gas, wanted to turn over but wouldnt fire. seems like its getting fire to distributor but nothing come back out. is there a re-set bu… read more
Amedee
Amedee
GMC Technician
Vocational, Technical or Trade Scho
31,499 satisfied customers
I had trouble with my 1994 GMC C2500 5.7l stalling when I
I had trouble with my 1994 GMC C2500 5.7l stalling when I put it into gear had no power miss firing no check engine light so I have replaced the IAC, TPS, Fuel pump, Mapp Sensor engine coolant temp Se… read more
Peter Bagley
Peter Bagley
master technition
Vocational, Technical or Trade School
1,765 satisfied customers
I have a '98 GMC K1500 w/ 5.7. Once in awhile it won't
I have a '98 GMC K1500 w/ 5.7. Once in awhile it won't start. This is what it does as I try starting: fuel pump hums as it charges, starter cranks strong, fires like a regular star - but dies in a spl… read more
Tim\u0027s Auto Repair
Tim\u0027s Auto Repair
Mechanic
High School or GED
15,082 satisfied customers
2003 GMC Sierra 1500, V6. Won't start. Acting like it
2003 GMC Sierra 1500, V6. Won't start. Acting like it doesn't get a spark. Tried starting fluid-nothing. Replaced the wires to distributor and spark plug two weeks ago and fuel filter - had problems s… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
1996 gmc Sierra 1500 w/ 5.7L engine. Installed a new fuel
1996 gmc Sierra 1500 w/ 5.7L engine. Installed a new fuel pump and fuel filter a few week's ago. Ran just fine. Than other day with no warning it won't start. Engine turns over, appears to Have spark … read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,912 satisfied customers
Took off my crankshaft position sensor to replace now my
took off my crankshaft position sensor to replace now my 1997 gmc 5.7 won't start with the new one or old one… read more
Tool Hut
Tool Hut
Owner
540 satisfied customers
Trying to find info on my gmc 5.7 Cating number16093638 and
Trying to find info on my gmc 5.7 Cating number16093638 and suffix number K0831FSC. I was told this was a crate motor, and I am having a hard time setting timing.… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Safari AWD: hi Tristan, im having a problem with my 2000
hi Tristan, im having a problem with my 2000 gmc safari it sputtered backfired and died on the highway. have replaced the icm vcm coil plugs and wires also have replaced the timing gears and chain. st… read more
ZZDaryl
ZZDaryl
Lead Auto Tech
Some college and advanced training
11,483 satisfied customers
GMC sierra 1500: 2005 GMC Sierra 1500 4.3lwas driving on
2005 GMC Sierra 1500 4.3l was driving on the freeway at about 65mph when engine went off for no reason. can't start since. fuel pressure normal. rotor and cap replaced. as well as spark plugs. along w… read more
Luke
Luke
11 satisfied customers
GMC Suburban K1500 4x4: hello, i have a 97 gmc suburban k1500.
hello, i have a 97 gmc suburban k1500. wont start, just turnes over. don't have power getting to ignition fuse . fuse is not blown.i checked it with a test light, and it did not light up. so i changed… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
Hey. As it says I have a 2000 GMC Savana 3500 5.7L V8. From
Hey. As it says I have a 2000 GMC Savana 3500 5.7L V8. From time to time it runs very rough where it shakes the whole van and has no power. Here is what I have done so far: Replaced spark plugs, wires… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
766 satisfied customers
GMC 2500 4x4 SLE: Im trying to help a friend via phone troubleshoot
I'm trying to help a friend via phone troubleshoot a 1998 GMC Sierra SLE 7.4. He said he was driving down the road and the engine just died and now it has no spark at the no.1 spark plug. Three weeks … read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
766 satisfied customers
GMC W4500: hello I have a 2000 GMC W4500 with a 5.7L it seems
hello I have a 2000 GMC W4500 with a 5.7L it seems that the entire bank 2 is not firing. spark coming out of the cap to the plugs.. it seems when you accelerating it gets better.. done so far distribu… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Savana 2500: I do have a GMC Savana 2500 van. A few days
I do have a GMC Savana 2500 van. A few days ago it suddenly just died for me while I was driving on the interstate. Will not start at all. Do not even attempt to fire. Have checked that it get fuel,an… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,912 satisfied customers
GMC Savana 1500 LS: __1998 gmc savana 1500 driving
__1998 gmc savana 1500 driving along road and power goes dead to engine,towed to a GM dealer..... they basically change cap and rotor....................pick up vehicle and drive 50 kilometers and veh… read more
Mike Kelly
Mike Kelly
Auto Mechanic
Vocational, Technical or Trade Scho
2,509 satisfied customers
GMC Suburban K1500 4x4: This question is regarding a 1999 GMC
This question is regarding a 1999 GMC Suburbank K1500 that is cranking rapidly, sputtering, but will not start. Engine has been well maintained, and has 230,000 miles. This truck just completed a 150 … read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Yukon 4x4: Hello, have a 1999 GMC Yukon with 4X4 and 5.7L.
Hello, have a 1999 GMC Yukon with 4X4 and 5.7L. Miss fire at #3 and #7 cylinders. NOT constant! Is only proobablity at cap? Is there a norm weak spot that can't be detected visually? Spark detector at… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,912 satisfied customers
GMC Sierra 1500 Classic SLE I have a Vortec 5.7L engine in
I have a Vortec 5.7L engine in a 1997 GMC Sierra 1500 that fire is not getting to the spark plugs. I have put a new distributor cap, crank sensor and coil on and it still will not start. What does it … read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,912 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