Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I need help on this code this truck has issues with a/c the
Hi I need help on this code this truck has issues with a/c the compressor no working. And show this code Spn 876 fmi 5… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
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
214 satisfied customers
97 frtliner century class a/c problem, *****************,
just need to know what sensor or control activates the clucth… read more
BrentR718
BrentR718
13 satisfied customers
My 2014 International 4300 Durastar sat for 3 weeks and
My 2014 International 4300 Durastar sat for 3 weeks and didnt start it. Now it wont start. It started prior to sitting this long… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
We have a 2014 Freightliner with the S2C and the high side
We have a 2014 Freightliner with the S2C and the high side ac pressures run high and temp goes up enough to kick the cooling fan on every 1-2 miles or 2-3 minutes of idling still. We have replaced eve… read more
Bradey V
Bradey V
Certificate
International Prostar with Maxxforce 13. Air pressure not
International Prostar with Maxxforce 13. Air pressure not building even to 1 lb. Getting pressure to dryer (popped off main inlet and getting enough pressure to hose that I can't hold finger over it. Have replaced entire dryer at this point so new filter and governor. … read more
Eddy
Eddy
HD Truck Tech
GED
2 satisfied customers
I have a 2004 freightliner with Detroit engine. the ac
I have a 2004 freightliner with Detroit engine . the ac clutch wont engage . start the truck and push the ac switch inside and I get power on the b;ack wire at the dryer pressure switch jump the black… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I am working on an a/c in a peterbilt. The low pressure is
I am working on an a/c in a peterbilt. The low pressure is getting to 85 then the fan kicks me n and drops it to 67 then fan kicks out and pressure rises again. I've installed new compressor accumulat… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
17,395 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
6,062 satisfied customers
A/c won't cool I have codes 613-14p, 611-14p, 639-14p, cant
a/c won't cool I have codes 613-14p, 611-14p, 639-14p … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
A/c problem in 98 peterbilt 379 condenser, a/c compressor,
a/c problem in 98 peterbilt 379 condenser, a/c compressor, accumulator, evaporator all been replaced, all lines resealed still does not cool truck condenser lines get hot… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 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 have a 96 international 9400 eagle and have had some a/c
I have a 96 international 9400 eagle and have had some a/c issues. The compressor stopped working so I put a new one on along with a new dryer. The a/c worked a few days and quit. We put a new expansi… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 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
17,395 satisfied customers
I have a VOLVO 1999 with a cummins engine N-14, I always
Hello I have a VOLVO 1999 with a cummins engine N-14, I always had problems with the AC not working and cooling properly... I replace the AC Dryer, Ac Compressor, Expansion Valve, I tested for leaks a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
Hi, Dan, I have a 2009 International 4300 with the MaxxForce
Hi, Dan, I have a 2009 International 4300 with the MaxxForce DT. One of the "dog bone" lifters broke (at 250,000 miles), turned sideways, and did a lot of damage. The repair estimate is $15K. I'm lean… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
222mk, I have the code 1 fault 7then just below 613_14p Compressor
I have the code 1 fault 7 then just below 613_14p Compressor in op wont stay in gauged. New comp. dryer, flush freon, oil, What sensor controls the compressor clutch? Is it all 3 it has two thermostat… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have an A/C question on a 2010 International. The A/C has
I have an A/C question on a 2010 International. The A/C has a full charge, and the compressor clutch is working, but is is not cooling. The compressor is staying engaged and the pressure are staying a… read more
sevn103
sevn103
232 satisfied customers
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Daniel Wilson

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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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