GM

GM repair problems? Ask a GM repair expert now.

Ask an Expert,
Get an Answer ASAP!

Related GM Questions
I am having an issue with getting my ac system work
hello, i am having an issue with getting my ac system work properly. I have replaced the condenser, compressor, evap core, dryer, and orifice tube. I have vacuumed the system and repalced with correct… read more
Gary
Gary
GMC Technician
Vocational, Technical or Trade Scho
1,561 satisfied customers
I am having problems with AC compressor clutch not starting,
I am having problems with AC compressor clutch not starting, it seems to be a grounding problem I work on Ac for a living it is full of Freon. light on dash is lit I can start pump by jumping relay un… read more
BOBBYSS
BOBBYSS
TECHNICIAN/ADVISOR
Associate Degree
8,343 satisfied customers
GM Yukon Denali XL: I have a 2002 Yukon Denali XL with ac problem.
I have a 2002 Yukon Denali XL with ac problem. The system blows only luke cool air - when touching the ac line coming from the ?receiver? it is ice cold but a few inches away the line is warm to the t… read more
Gary
Gary
GMC Technician
Vocational, Technical or Trade Scho
1,561 satisfied customers
GM z71 sierra: ac is not blowing cold...the shop said it needed
ac is not blowing cold...the shop said it needed new compressor, dryer and oriface. The compressor and dryer are new. The pressure at static was good-100 on low end and 30 on high end. when running it… read more
Dave Nova
Dave Nova
Auto Dealership Owner
Associate Degree
34 satisfied customers
GM: 97 lumina, service a/c now when it is on, the a/c fan on
97 lumina, service a/c now when it is on, the a/c fan on radiator wont run. you can remove reg cooling fan rad relay and when pressures get to 55 and 265 the a/c fan on rad comes on, but when you repl… read more
jazzmaster
jazzmaster
LEAD AUTO TECH
Vocational, Technical or Trade Scho
1,124 satisfied customers
2003 GMC: Denali XL..low pressure..good measure I tapped the clutch
2003 GMC Denali XL Dual air. I jumped the low pressure connection and the relay as described. For good measure I tapped the clutch. When I jumped the relay posts there was a click. I started the engin… read more
Dieseljunky2
Dieseljunky2
Locomotive Mechanic
Ford Certified Technician
310 satisfied customers
2003 GMC Yukon: compressor..orifice tube filters..part number..engaged
Replaced the whole ac system in my 2003 GMC Yukon at a mom and pop shop where they r & r'd compressor, receiver dryer, condenser, both orifice tube filters, cleaned out the ac refrigerant lines. The p… read more
kwiggins29059
kwiggins29059
Associate Degree
219 satisfied customers
2005 GMC Yukon: control light..4wd..i had diagnostics..compressor
I have a service ride control light on the dash. My truck in a 2005 GMC Yukon XL 4wd 1500 series. i had diagnostics on it and the compressor is shot. Can you provide R & R details for me to do the wor… read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 satisfied customers
troubleshoot ac system-the compressor engages..30 seconds
troubleshoot ac system-the compressor engages on and off every 30 seconds. air is not cold… read more
kalamykid
kalamykid
Pactor automotive
Vocational, Technical or Trade Scho
97 satisfied customers
GMC Yukon XL 1500: 4WD...acceleration..belt tensioner..same thing
I have a GMC Yukon XL 1500 4WD. When the A/C is on and with any kind of acceleration the a/c belt tensioner makes a lot of noise like it is extending and bottoming out. I put a new tensioner on and it… read more
Dan
Dan
High School or GED
1,401 satisfied customers
04 Sierra Denali: ve replaced..compressor..tensioner..vacuum
Hello, I'm trying to troubleshoot an air conditioning system on a '04 Sierra Denali. I've replaced the compressor, belt and tensioner, orifice tube, accumulator/dryer, and condenser. I pulled a vacuum… read more
Dave Nova
Dave Nova
Auto Dealership Owner
Associate Degree
34 satisfied customers
2004 gmc: 4.8l../c pressure sensor voltage fluctuates
2004 gmc sierra 4.8l. the a/c cycles on and off. the a/c pressure sensor voltage fluctuates from 1.04v to 1.63v. the pressure sensor show a reading of 94psi with the a/c off. when the a/c is turned on… read more
Matt J
Matt J
Owner of Jones Automotive
Vocational, Technical or Trade Scho
1,000 satisfied customers
ac compressor..shroud on quick acceleration..tensioner..new one
ac compressor was making a sound - almost like a fan blade hitting the shroud on quick acceleration. checked for scrapes on fan shroud - none, had tensioner and belt replaced - noise quickly returned … read more
supermechanic
supermechanic
Service consultant
Vocational, Technical or Trade Scho
10 satisfied customers
2002 gmc yukon: ac..rpm..load clicking noise, what could it be
i have a 2002 gmc yukon, when ac is on and rpm go over 2000 there is a load clicking noise, what could it be?… read more
GMKindl
GMKindl
Associate Degree
249 satisfied customers
gmc yukon: with rear air..rumbling noise..tensioner..compressor clutch
my gmc yukon xl with rear air ,5.3 engine is making rumbling noise with the air on. the tensioner is flapping alot when it makes the noise. t he compressor clutch is on the whole time. ive allready re… read more
Ken
Ken
GM Auto Tech.
Vocational, Technical or Trade Scho
380 satisfied customers
GMC: dealership..the compressor was bad and metal shavings..restarting
I just spent several hundred dollars having a GMC dealership replace my a/c compressor and condensor, but when I went to get it found the a/c was still not blowing very cold. They diagnosed the compre… read more
zzdaryl
zzdaryl
Lead Auto Tech
Some college and advanced training
4 satisfied customers
1997 gmc: 4wd..suburban..it there was no AC and the compressor seized
I have a 1997 gmc 4wd gas suburban. When we baught it there was no AC and the compressor seized up in December. We just installed a new compressor, dryer, oriface tube, expansion valve. We vacuumed th… read more
Mr. EdC
Mr. EdC
Shop foreman/s service manager
High School or GED
157 satisfied customers
have 2001e gmc 1500 sierra with 5.3 engine. AC belt keeps breaking
have 2001e gmc 1500 sierra with 5.3 engine. AC belt keeps breaking but ac works great when new belt is put on. Lasts 3 to 4 weeks before breaking. Have replaced tensioner so is problem the compressor … read more
Ken
Ken
GM Auto Tech.
Vocational, Technical or Trade Scho
380 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:

I was having a terrible problem with the wheel bearings on my 98 Chevy Cavalier and I suspect that using this website saved me plenty of time and money.

Todd LRochester NY

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

< Previous | Next >

Meet the Experts:

GM Tech (Cam)

GM Tech (Cam)

GMC Mechanic

5,844 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

Gary

Gary

GMC Technician

1,561 satisfied customers

15 years gm master tech/15 years ASE master tech

car tech

car tech

ASE Certified Technician

449 satisfied customers

25 year master tech and shop owner

Chris (aka- Moose)

Chris (aka- Moose)

GMC Technician

234 satisfied customers

16 years of experience

Paul M ASE Master

Paul M ASE Master

ASE Master Tech

187 satisfied customers

ASE Master Tech 20+ Years

Anthony

Anthony

GMC Technician

489 satisfied customers

GM Certified

Amedee

Amedee

GMC Technician

470 satisfied customers

ASE certified tech with advanced level specialist. Wisconsin certified emissions state inspector

< 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