GMC

GMC troubleshooting questions? Ask a mechanic for answers

Ask an Expert,
Get an Answer ASAP!

Turns over but does not run both relays ok. Before i chance…

Customer Question
Turns over but does...

Turns over but does not run both relays ok

Mechanic's Assistant: How many miles are on the car? Has the car been starting normally?

Before i chance fuel tank and fuel pump everything was ok

Mechanic's Assistant: What is the model/year of your GMC?

Gmg pickup 305 4x4 1500

Mechanic's Assistant: What year is your GMC?

1989

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

Yes i am i check both relays they are ok

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

Not that i know

Submitted: 7 months ago.Category: GMC
Show More
Show Less
Ask Your Own GMC Question
Answered in 1 minute by:
11/19/2017
GMC Mechanic: Edward, Service Technician replied 7 months ago
Edward
Edward, Service Technician
Category: GMC
Satisfied Customers: 3,736
Experience: 20 + years experience on various makes and models.
Verified

Hello and thanks for your question. My name is ***** ***** I will do all I can to help.

Ask Your Own GMC Question
GMC Mechanic: Edward, Service Technician replied 7 months ago

Have you checked for spark when cranking the engine yet to the spark plugs?

Ask Your Own GMC Question
Was this answer helpful?

How JustAnswer works

step-image
Describe your issueThe assistant will guide you
step-image
Chat 1:1 with a gmc mechanicLicensed Experts are available 24/7
step-image
100% satisfaction guaranteeGet all the answers you need
Ask Gm Tech (Cam) Your Own Question
Gm Tech (Cam)
Gm Tech (Cam)
Gm Tech (Cam), GMC Mechanic
Category: GMC
Satisfied Customers: 1,811
1,811 Satisfied Customers
Experience: GM Grand Master Technician 2007. 14 year experience.

Gm Tech (Cam) is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

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

1,811 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,588 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

626 satisfied customers

16 years of experience

Ron Z.

Ron Z.

- GMC Tech -

279 satisfied customers

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

JFN1

JFN1

ASE Certified Technician

270 satisfied customers

GM Master Technician

George H.

George H.

ASE MasterTechnician

228 satisfied customers

15+ Years ASE Master Technician with Level 1 Certification

< Previous | Next >

Related GMC Questions
GMC wont start Relay is working. 170000. 97 jimmy. I am
have not checked out fuel pump yet . I hear somethimg when I turn the key but not sure if it is the pump… read more
Mechanic01
Mechanic01
3,148 satisfied customers
2007 gmc Envoy no start. Battery is good, starter is good.
Battery is good, starter is good. Car cranks but doesn't start. … read more
Todd Green
Todd Green
Associate
3 satisfied customers
I am looking for a gmc v6 305 pistons. I want oversize so I
i am looking for a gmc v6 305 pistons JA: Okay, I'll connect you to the mechanic to go over that information regarding your GMC. Before I do, is there anything else you want him to know? Customer: I w… read more
kalamykid
kalamykid
Pactor automotive
Vocational, Technical or Trade Scho
97 satisfied customers
1989 gmc 3500 pickup truck the pmc is not powering the fuel
1989 gmc 3500 pickup truck the pmc is not powering the fuel pump relay i installed a new pcm an still will not activate the relay… read more
AMEDEE
AMEDEE
AUTOMOTIVE TECHNICIAN
Vocational, Technical or Trade Scho
9,105 satisfied customers
I am having problems installing a new fuel pump, does it
I am having problems installing a new fuel pump, does it need to be compressed to install it? … read more
TIM MOHR
TIM MOHR
SHOP OWNER
Master's Degree
8,037 satisfied customers
Ran my 2003 Duramax through a puddle and it stalled out.
Ran my 2003 Duramax through a puddle and it stalled out. Engine will now turn over but not crank up. … read more
Jared D
Jared D
Shop Supervisor
Bachelor\u0027s
3 satisfied customers
2008 gmc 1500 4x4, acts like it wants to start but won't. It
2008 gmc 1500 4x4, acts like it wants to start but won't. It has full tank of gas, good fluid levels etc..… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,588 satisfied customers
GM serria: i have a 1998 gmc 1500 four wheel drive. The truck
i have a 1998 gmc 1500 four wheel drive. The truck stalled running down the freeway. Checked fuel pressure low 10 psi. Replaced fuel filter and fuel pump. Fuel pressure 30 psi and holding. Noted pump … read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
1,811 satisfied customers
GMC envoy xl 2003: 2003 envoy..won't start. Shut down while
2003 envoy..won't start. Shut down while driving..codes p0172..p0171...p0340...p0335 pending...replaced cam sensor and crankshaft sensor… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,588 satisfied customers
gmc Sierra 1500: Hey just replaced fuel pump and relay checked
Hey just replaced fuel pump and relay checked fuse and fuse is good but wont start if I jump the relay it stats right up its a 1999 gmc sierra 1500 with a 5.3… read more
Clement
Clement
Vocational, Technical or Trade Scho
208 satisfied customers
GMC s 15: 89 gmc p/u with 4.3 liter fuel system problems. replaced
89 gmc p/u with 4.3 liter fuel system problems. replaced fuel pump, rebuilt fuel pressure reg. replaced fuel pump relay. injectors not putting out fuel. truck will start when fuel is dripped in thrott… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,588 satisfied customers
GMC Suburban K1500 4x4: I have an 89 gmc suburban 1500 with
I have an 89 gmc suburban 1500 with 350 auto .It will start and run for 2 or 3 min and stalls if i wait 2 or 3 min it starts and runs for 2 or 3 min and stalls it has a new fuel pump ,fuel reg ,cap wi… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,588 satisfied customers
GM Jimmy 4x4: 1996 Jimmy 4x4. Had to slam on brakes to avoid
1996 Jimmy 4x4. Had to slam on brakes to avoid a collision, stalled then wouldn't start. relay is good, sparks good. Why would fuel pump suddenly go? Could something have come loose?… read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 satisfied customers
GMC Sierra 1500: I have a gmc sierra 1500 2002 4.8 liter 4x4
I have a gmc sierra 1500 2002 4.8 liter 4x4 yesterday if failed to start after running perfectly for 3 years....I have recently replaced the knock sensor and cleaned the fuel injectors. That was last … read more
Canadafix
Canadafix
Auto shop owner
Vocational, Technical or Trade Scho
869 satisfied customers
My GMC pickup has some issues with hesitation when accelerating,
My GMC pickup has some issues with hesitation when accelerating, coughing and backfiring. The fuel pressure is 9 psi. The plugs look good and are gaped properly. I haven't found any vacuum leaks. The … read more
jazzmaster
jazzmaster
LEAD AUTO TECH
Vocational, Technical or Trade Scho
1,124 satisfied customers
GMC Sierra 2500 HD Pickup: I have a 99 GMC Sierra 2500 pickup
I have a 99 GMC Sierra 2500 pickup with 6.0 engine 4x4 the fuel pump went out about a month ago so I replaced it and the inline filter. a couple days ago it did the samr thing as before and so I thoug… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,588 satisfied customers
GMC Safari AWD: My 2002 GMC Safari van will not start. I replaced
My 2002 GMC Safari van will not start. I replaced the distributor cap and rotor about 2 months ago and that fixed the problem, but now it will not start again. I have had this problem about every 2 ye… read more
heavy_chevy_396
heavy_chevy_396
Vocational, Technical or Trade Scho
2,518 satisfied customers
GM gmc: I have a 1995 gmc 1500 4x4 with a 5.7. I started dying
I have a 1995 gmc 1500 4x4 with a 5.7. I started dying like you just turned the key off. It would start up right away. Finally it just quit for good..I thought it was the fuel pump. I discovered a lea… read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 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.

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