Medium and Heavy Trucks

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I have a 2016 Coronado 132 freightliner. My havoc is inop. I
I have a 2016 Coronado 132 freightliner. My bunk havoc is inop. I wasted money on a new blower but that's not the problem. After replacing the fan I did notice that when I unplug a plug in the black c… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
My 2019 Freightliner Cascadia ac fan stopped working. The
My 2019 Freightliner Cascadia bunk ac fan stopped working. The dash has a fault code for blower motor … read more
Roy Belding
Roy Belding
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I have a 20106 Freightliner Coronado that I can't figure out
I have a 20106 Freightliner Coronado that I can't figure out why the bunk blower motor doesn't work. Have power to the blower motor and even replaced the blower motor and still doesn't work. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
My a.c. in the sleeper blowing warm air but in front blowing
My a.c. in the sleeper blowing warm air but in front blowing cool air … read more
Jeremy
Jeremy
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Associate Degree
2,747 satisfied customers
2000 peterbilt 379. For the longest time fan only would
Hi 2000 peterbilt 379. For the longest time bunk fan only would operate on high speed. Other day that even quit. Put in new resistor still nothing. New fan nothing. Everything else works in bunk. … read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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2004 freight liner conventional Columbia last 11 dig on vin
2004 freight liner conventional Columbia last 11 dig on vin ckx4dm58511 the cab has very little air coming out of the vents. It has cold air but just barely blows out. I can hear the vent fan as I ver… read more
FIX-IT
FIX-IT
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Vocational, Technical or Trade Scho
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I have a 2016 freightliner cascadia evolution and the
I have a 2016 freightliner cascadia evolution and the caboose a/c works good, but the bunk a/c only blows the fan or heat no cold air. The truck has no Apu or tri pack… read more
Roy Belding
Roy Belding
7,807 satisfied customers
I have no air conditioner in the back of my truck in the
I have no air conditioner in the back of my truck in the sleeper. When I turn the air on in the front and after a bit, the tach for the speedometer, oil pressure and water temperature all go out. I th… read more
jetskigreg
jetskigreg
40 satisfied customers
I have 2006 freightliner ST120 columbia I think vin eng sn
i have 2006 freightliner ST120 columbia I think vin eng sn 06R0876258. the bunk blower is not blowing. I am requesting a wire diagram for the circuits for bunk HVAC… read more
Roy Belding
Roy Belding
7,807 satisfied customers
My ac is frozen up one of the lines to the is covered in
My ac is frozen up one of the lines to the bunk is covered in ice! Help on my way to florida … read more
tkman55
tkman55
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138 satisfied customers
2011 FREIGHTLINER CASCADIA, DD15 ENGINE, GOT A/C WORKING
2011 FREIGHTLINER CASCADIA, DD15 ENGINE, GOT A/C WORKING GOOD IN CAB AREA BUT SLEEPER BLOWING WARM AIR, NOT A/C. NEED QUALIFIED TECH CAN POINT OUT MY PROBLEM ONLY, NO NEW TECH WHO WILL WALK ME AROUND,… read more
Roy Belding
Roy Belding
7,807 satisfied customers
I have a Freightliner Columbia 2006. The sleeper blower
I have a Freightliner Columbia 2006. The sleeper blower doesnt not blow. I have replaced the blower the heat, A/C vent motor, the thermostat and the speed switch on the panel. I have pretty much gutte… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
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I have a freightliner Columbia 2007. The blower motor went
I have a freightliner Columbia 2007. The bunk blower motor went out a few months ago. I bought a blower today and that didn't fix it. The fuses in the b-pillar are good and I have 12v at the motor. Vi… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
I would like to be able to change the wiring for my blower
I would like to be able to change the wiring for my bunk blower to a different set of battery's. Can I please have a wiring diagram that includes the blower fan in the bunk and the bunk HI and Low swi… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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put a/c compressor & drier on 379 peterbilt pumped system down
put a/c compressor & drier on 379 peterbilt pumped system down added a oil charge and then started adding freon. compressor would cut on &off.now it won't come on at all.is there a switch in the sleep… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
5 amp freightliner circuit in sleeper. Looking for a wiring
5 amp freightliner circuit in sleeper. Looking for a wiring diagram or what is on that circuit as it seems to have a short.… read more
Clayton
Clayton
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Vocational, Technical or Trade Scho
627 satisfied customers
The under bunk APU heater doesnt heat/run very long. Upon
The under bunk APU heater doesn't heat/run very long. Upon start up, there is no exhaust smoke, it heats up, gets very hot (like normal). Set thermostat to 90, until cab is quite warm, then turn it do… read more
tkman55
tkman55
Shop manager Trailer Refrigeration shop
138 satisfied customers
Hi there, Not really sure if you can help, with me being in
Hi there, Not really sure if you can help, with me being in Australia, but thought I'd give it a go. We have just bought a 2011 Freightliner Argosy 110 cab, and I am having problems with the sleeper A… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
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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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