GMC

GMC troubleshooting questions? Ask a mechanic for answers

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

Related GMC Questions
Does the 2003 GMC Yukon Denali XL 6.0 1500 have 2 temperture
Does the 2003 GMC Yukon Denali XL 6.0 1500 have 2 temperture acuators aka blend door acuators? … read more
Andrew
Andrew
Master Diagnostic Technician
Associate of Occupational in Automotive Technology
330 satisfied customers
My 2003 GMC Sierra 2500 is blowing cold A/C on the drivers
My 2003 GMC Sierra 2500 is blowing cold A/C on the drivers side and hot air on the passenger side. As I adjust the temp up or down the fan adjusts accordingly, but the air wont change temperature on e… read more
David Craig
David Craig
OWNER/MECHANIC
Associates
9,215 satisfied customers
The air conditioner in my 2011 GMC Terrain stopped cooling
The air conditioner in my 2011 GMC Terrain stopped cooling in the fall. It was cool, so I decided to wait until spring to have it repaired. Two weeks ago, my heater stopped working. I took the car to … read more
Daniel Chaidez
Daniel Chaidez
Technician
Diploma
1,810 satisfied customers
My 2006 Sierra 1500 AC blows hot air on the driver's side
My 2006 Sierra 1500 AC blows hot air on the driver's side while cold air is blowing on the passenger. A blend door actuator has been replaced and problem still exists. … read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
11,778 satisfied customers
I have 2 problems on 03 GMC Envoy SLE, 140,000 miles, Heat,
I have 2 problems on 03 GMC Envoy SLE, 140,000 miles, Heat, manual controls First: when temp on cold, driver side vents blow hot while passenger side blows cold. Which actuator needs to be replaced? W… read more
Jerry
Jerry
Service consultant
Vocational, Technical or Trade Scho
13,108 satisfied customers
GMC Sierra 1500 Classic SLT: , I have a 2004 GMC Sierra 1500
Hi, I have a 2004 GMC Sierra 1500 SLT, extended cab, 2wd, 5.3L. It has the digital thermostat controls. The knob that controls the driver side temperature "slips." When you rotate it an either directi… read more
George H.
George H.
Technician
Associate Degree
19,159 satisfied customers
I have a 2004 GMC Sierra with dual digital climate control.
I have a 2004 GMC Sierra with dual digital climate control. I'm having an intermittent issue. There are times when the drivers side blows out very hot air and the passenger side works correctly. I rep… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Acadia: I have a 2009 GMC Acadia- I understand that it
I have a 2009 GMC Acadia- I understand that it has multiple Air Blend Door actuators and one of mine is failing, I am just trying to determine which one. Drivers side heat works, but passenger side do… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
2006 GMC Sierra 2500 HD: Passenger side door will not lock
2006 GMC Sierra 2500 HD: Passenger side door will not lock with anything: remote, drivers side arm rest button, passenger side arm rest button, (passenger side button does operate drivers side lock), … read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
I have a 2003 GMC Yukon XL. Last week I noticed the rear AC
I have a 2003 GMC Yukon XL. Last week I noticed the rear AC was blowing hot air when the front AC vents were putting out cold air, Then today when I turned on the heat and the rear was putting out col… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Sierra 1500: GMC Sierra 2005 auto dual climate control.
GMC Sierra 2005 auto dual climate control. issue: can only seem to get to 60degrees in vent. just had refrigrant replenshed. when I turn the recirc on and off, I do not hear a difference in the blower… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Sierra 1500: 2003 gmc sierra 1500, drivers side cabin heat
2003 gmc sierra 1500, drivers side cabin heat problems. -heat will come on by it self on the drivers side only-wont turn off regardless what you do. AC works fine on passengers side. In the winter it'… read more
Randall C
Randall C
Auto Technician / Consultant
Vocational, Technical or Trade Scho
13,341 satisfied customers
GMC 2500 HD: 04 GMC Sierra - air only blowing out front vents
04 GMC Sierra - air only blowing out front vents . I get all the correct voltage to mode actuator i changed the actuator . When i start the vehicle it will power cycle the actuator . but the voltage t… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Yukon 4x2: have a 2004 GMC Yukon....Driver side vents with
have a 2004 GMC Yukon....Driver side vents with a/c on is blowing 59 deg. air .... passenger side is blowing 96 deg. air.... what is going on ?… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Sierra 1500 Classic SL: 2002 GMC Sierra 1500- Just replaced
2002 GMC Sierra 1500- Just replaced 2 cabin filters, now there is no air flow thru any of the dash vents.? I reversed filters, still no airflow.? Blower motor does run.… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Yukon: I have a 2001 GMC Yukon SLT. The front blows cold
I have a 2001 GMC Yukon SLT. The front blows cold AC, but no heat. The rear only blows hot but no cold. I replaced and re-calibrated the air door actuator. Any ideas what else it could be??… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Denali XL: Hello Tracker40, it is Fred with the 04 Denali
Hello Tracker40, it is Fred with the '04 Denali with climate control challenges. I am sure you've reviewed our previous discussion so I will add to situation. I took your advice and obtain a second op… read more
Randall C
Randall C
Auto Technician / Consultant
Vocational, Technical or Trade Scho
13,341 satisfied customers
GMC Sierra 2500 HD Pickup I have a 2004 GMC Sierra 2500HD
I have a 2004 GMC Sierra 2500HD with 6.6L Duramax Diesel. My drivers side blend door actuator has gone bad. I have purchased one but not sure where it is located and how to remove and replace 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