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Related Medium and Heavy Trucks Questions
I have a 2013 Freightliner vin 1fujghdv0dsfa0570. The ac is
I have a 2013 Freightliner vin 1fujghdv0dsfa0570.The ac is blowing cold out of the dash, but hot out of the bunk.Where do I start w troubleshooting ?… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I'm working on a 2008 Peterbilt with an isx engine, the
Hi, I'm working on a 2008 Peterbilt with an isx engine, the original engine failed (seized) and was swapped to a 2015 ISX. The old engine communicates with the truck on j1587 and the new engine commun… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
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2012 Kenworth t660 cab ac is working properly is blowing
2012 Kenworth t660 cab ac is working properly is blowing cold air. … read more
BrentR718
BrentR718
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The heater in my is putting out cold air. Is there a water
The heater in my bunk is putting out cold air. Is there a water e9 that needs to be turned on? … read more
Daniel Wilson
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I have a 2012 peterbilt 367 that the ac is working backwards
I have a 2012 peterbilt 367 that the ac is working backwards hot is cold and cold is hot … read more
Keiphun Sowell
Keiphun Sowell
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My sleeper is out of power Volvo 2007. Cummins isx 2007
My sleeper is out of power Volvo 2007 JA: What's the make/model/year of your truck? Engine type? Customer: Cummins isx 2007 Volvo 780 JA: Are you fixing your truck yourself? What have you tried so far… read more
Mike Mcmillan
Mike Mcmillan
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403 satisfied customers
2012 peterbilt 388 ..brake lights work on the truck ..all
2012 peterbilt 388 ..brake lights work on the truck ..all lights work on the trailer except brakelights ..theres no power to the red wire coming from the truck to the socket you hook yout trailer pigt… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
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Replace the compressor and dryer now it just blows hot air
Replace the compressor and dryer now it just blows hot air in the cab the bunk blows cold … read more
Mike Mcmillan
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I'm driving a 2007 Peterbilt 379. The AC does not cool but
I'm driving a 2007 Peterbilt 379. The bunk AC does not cool but the cab AC does. The bunk blower works. What can you tell me about it? … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
403 satisfied customers
2019 Freightliner cascadia 29K miles just started doing this
2019 Freightliner cascadia 29K miles just started doing this this morning blower for the bunk works fine but only blows warm air. We went to sleep last night with the front and rear blowing cold. When… read more
Kent Van Wagner
Kent Van Wagner
40 satisfied customers
I have a 2012 Isx 15 600 hp in a Peterbilt 389, fuel pump
I have a 2012 Isx 15 600 hp in a Peterbilt 389, fuel pump went out took it to local shop they replaced but timing was out, it ran fine just check engine light and code was for mechanical timing. Took … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Blower wasnt working, checked blower with new blower
bunk blower wasnt working, checked blower with new blower nothing, checked out bunk switch knob for blower. no continuty on any place on switch replaced switch. had cab ac working. the wire for bunk s… read more
Jeremy
Jeremy
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Associate Degree
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My semi truck's AC has stopped blowing started blowing hot,
My semi truck's AC has stopped blowing started blowing hot, I added freon, still blowing hot … read more
timdieseltech
timdieseltech
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Have a2006 t2000 Kenworth. Ac was working great and all of a
Have a2006 t2000 Kenworth. Ac was working great and all of a sudden starting blowing hot air in cab but cold in bunk … read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
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Do you know, does an air compressor on an isx 15 need to be
do you know, does an air compressor on an isx 15 need to be timed … read more
Expert
Expert
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I have a 2012 peterbilt with isx Cummings that has a
I have a 2012 peterbilt with isx Cummings that has a catylast dosing unit code and a derated status checked it over now I need to be able to reset computer clear codes. … read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
198 satisfied customers
The a/c button on the control module sticks on. the override
The a/c button on the control module sticks on. the bunk override switch lights up when pushed but the bunk fan does not come on. A few days ago I could not get the bunk fan to turn off. This is a 3 d… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
have a 2012 freightliner cascadia. the a/c wont blow
have a 2012 freightliner cascadia. the bunk a/c won't blow cold (but can can blow hot). Front a/c blows cold great. computer is showing following codes: SPN 523318 FMI 7--inactive aux blower motor mec… read more
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Meet the Experts:

Daniel Wilson

Daniel Wilson

11,405 satisfied customers

Owner at DJ Wilson

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I am ASE Master Truck Certified.

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

Jeremy

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

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Curtis B.

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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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