Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I need Help with a 2010 international Prostar the A/C Does
I need Help with a 2010 international Prostar the A/C Does not cool down, a/c compressor seems to be working, I replaced the ac condenser, expansion valve and ac evaporator, but still not working anyo… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
I spoke with you a few days ago about an A/C issue.. I am
Daniel Wilson, I spoke with you a few days ago about an A/C issue..I am working on a 2011 Freightliner M2 VIN-BDBC9023. Truck presents with no A/C, Find system is charged but does not come on. Found c… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,203 satisfied customers
I have a 2006 freightliner columbia the ac compressor wont
i have a 2006 freightliner columbia the ac compressor wont cycle it stays on constantly and freezes the lines … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,203 satisfied customers
Second opinion] I have a few questions, concerning HVAC
Second opinion] I have a few questions, concerning HVAC problems … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
Kenworth T660 ac work ok on idle when on road high rpm it
Kenworth T660 ac work ok on idle when on road high rpm it will not work . So I out truck kn high rpm and found low side line freezing near evaporator and expansion valve the thick line coming from ac … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
A/c commpresser only runs for a few minutes and cycles out
a/c commpresser only runs for a few minutes and cycles out has full charge pressures arent bad 40/ 220 on a 85+ day swapped dryer with switchs from known a/c funtioning truck … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
We have a 1999 frht classic with a 12.7 detroit in it. We
We have a 1999 frht classic with a 12.7 detroit in it. We have been having issue with blowing the high pressure discharge hose on the A/C compressor. Everytime it happens, we have to replace the Compr… read more
Roy Belding
Roy Belding
7,602 satisfied customers
We have a 2005 freightliner M2 in the shop and we have been
HI we have a 2005 freightliner M2 in the shop and we have been fighting the ac system for the past two days now. This truck has an evaporator probe in the evaporator compartment and every time we take… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 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
12,203 satisfied customers
A/c freezing up change expansion in back still freezing up
a/c freezing up change expansion in back bunk still freezing up 05 freightliner century … read more
Roy Belding
Roy Belding
7,602 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
Roy Belding
Roy Belding
7,602 satisfied customers
I HAVE A 2007 WESTERN STAR, VIN #Y23892 WITH A/C PROBLEMS. I
I HAVE A 2007 WESTERN STAR, VIN #Y23892 WITH A/C PROBLEMS. I HAVE REPLACED COMPRESSOR, DRYER, AND EXPANSION VALVE. BLEW SYSTEM OUT BEFORE CHARGING. ALL LINES SEEMED CLEAR. LOW PRESSURE STAYS AT 20-25 … read more
Roy Belding
Roy Belding
7,602 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
12,203 satisfied customers
2006 freightliner m2 106 cat c9 motor a/c clutch will not
2006 freightliner m2 106 cat c9 motor a/c clutch will not kick in,i have changed the air dryer,binary and high pressure switches,control panel,blower motor,evaporator probe,recharged system no power t… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
Gentlemen, I could really use an A/C expert here. I have a
Gentlemen, I could really use an A/C expert here. I have a KW T800b VIN 1XKDD4OX33R968950 09/2014 Cummins ISX ESN 60812484 This Truck has already been to two or three other shops before I got it. It h… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I am working on a 2007 International 9900IX with a Cummins
I am working on a 2007 International 9900IX with a Cummins ISX. The A/C compressor will cycle on for 3 or 4 seconds then cut off. I have little to no experience on this brand of truck and this style o… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Buddy my name is ***** ***** have big truck shop i working on
hi buddy my name is ***** ***** have big truck shop i working on a frightliner came with a/c compressor locking up i replaced with new compressor expenions value dryer flushed system pulled vac and st… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Freightliner columbia: I am working on a freightliner columbis,the
I am working on a freightliner columbis,the cold line from the sleeper A/C to the compressor is freezing up and I am not getting freon circulating through the cab evaporator. I have individually flush… read more
diesel-tech
diesel-tech
Owner of landrys truck repair llc
136 satisfied customers
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Daniel Wilson

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Chris (aka-Moose)

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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.

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