Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

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

Related Medium and Heavy Trucks Questions
2006 freightliner columbia my ac was working great untill it
2006 freightliner columbia my ac was working great untill it stop working my ac compressor stop working look like the clutch was brun up stuff was coming out of it and freon i replace it with a new on… read more
Expert
Expert
10,508 satisfied customers
No power to my ac clutch. 2007 ih 4300. New compressor and
no power to my ac clutch JA: What's the make/model/year of your truck? Engine type? Customer: 2007 ih 4300 JA: Are you fixing your truck yourself? What have you tried so far? Customer: new compressor … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
93 International 8200 L10 A/C compressor locked up so, need
93 International 8200 L10 A/C compressor locked up so, need new compressor and dryer and a flush. What else should I do to use 134r freon?… read more
james Roberts
james Roberts
Maintenance assistant
Vocational, Technical or Trade School
3 satisfied customers
REPLACED CONDENSOR ON 2005 T600. '05 T600 KW. I AM. The
YES I AM . The grill rubbed a hole in the condenser and lost oil and 134 from system. Replaced with new condenser and am now ready to pull a vacuum and recharge. I have a vacuum pump, gauges, and 134a. M y question is how much oil to add and how much 134a to add. I have the electronic scale and pag oil and a large tank of 134a, just been a while since i've done any. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
Uld I not have power to air compressor on freightliner
uld I not have power to air compressor on freightliner Coronado 2013..just changed compressor dryer condenser and recharged system.bit now no power available … read more
Expert
Expert
10,508 satisfied customers
2007 international 8600, Cummins ISM day cab ac all new
2007 international 8600, Cummins ISM day cab ac all new compressor, evap, oil pag 46-8 oz, orifice, condenser, flushed. recharge 2 lbs. low side 15 psi high 140 psi, it is 95 degrees outside. Both way… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
2002 International 4300, DT466E. AC all parts are new,
2002 International 4300, DT466E. AC all parts are new, compressor, dryer, orifice, condenser, evaporator, flushed, new pag oil, 2 lbs freon. Left cool came back 2 times now warm. checked doors all clo… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
A/c comp wont turn on. 09 international durastar. Replaced
replaced compressor expansion valve accumulator vacuumed system and recharged with 2.25 r134a and 10.14 of pag 100 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
Flushed system again, replaced dryer receiver and expansion
Flushed system again, replaced dryer receiver and expansion valve. No other restrictions. Now the low side goes up to about 70 and the high side will just keep going up. When turned off the low side c… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
2002 International 4300 DT466E engine, AC seams cold outside
2002 International 4300 DT466E engine, AC seams cold outside not in 1.9 oz freon added all new parts, in and out. Checked outside air door closed, blocked of heater hoses. Pressure 100 high and 30 low… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
I have a Freightliner Columbia. Vacuumed changed air dryer
I have a Freightliner Columbia.Vacuumed changed air dryer and charged ac to manufacturer specifications of 3.75lbs of Freon it has a new compressor that I put in. The compressor keeps cycling on and o… read more
Expert
Expert
10,508 satisfied customers
2010 Mack CHU with MP8. A/C runs at 60-70lbs even with low
2010 Mack CHU with MP8. A/C runs at 60-70lbs even with low freon. The A/C head pressure will go up to 150lbs, but as soon as the truck purges air from the air dryer, I lose all head pressure. It makes… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
2009 International 4300 with the Maxxforce DT. Having a/c
2009 International 4300 with the Maxxforce DT. Having a/c problems. A/C cools but will not get cold. Replaced the compressor and clutch, new dryer accumulator and expansion valve. Doing the same thing… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a 24ft box truck freightliner m2 buss class that the
i have a 24ft box truck freightliner m2 buss class that the a/c clutch wont stay engaged it cycles on and off… read more
Expert
Expert
10,508 satisfied customers
when I took it in the compressor was running an so was the
when I took it in the compressor was running an so was the fan clutch ..they said all it was to be wrong was a low pressure switch an needed to evac an recharge system ..it is not necessary to evac an… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I renewed ac comp accumulater orifice added 4 onc of oil and
I renewed ac comp accumulater orifice added 4 onc of oil and evac and recharged.1.8 pounds Freon on a 2007 international 4400.Low and high was to specs.I had no issues pm truck starting it a number of… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
Jeremy ,my question is I have a 2007 columbia and the a/c works
Jeremy ,my question is I have a 2007 columbia and the a/c works when sitting still but it stops working after you start driving down the road freon level has been check .evac and recharge just to make… read more
Expert
Expert
10,508 satisfied customers
I have a 94 Freightliner FLD. That has not been running for
I have a 94 Freightliner FLD. That has not been running for 8 years. Everything seems to be operating properly except the AC. I tried to add frion because the compressor won't engage and it doesn't ta… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 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:

Daniel Wilson

Daniel Wilson

6,195 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,353 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

5,115 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,756 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

Curtis B.

Curtis B.

Technician

1,947 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

cumminsdr

cumminsdr

Mechanic

1,886 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 satisfied customers

24 years of experience diagnosing & repairing

< 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