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Related Medium and Heavy Trucks Questions
Sleeper blower fan not working in 2009 70” Peterbilt. Has
Sleeper blower fan not working in 2009 70” Peterbilt. Has power, replaced rheostat, can ground the blower motor and blows on high only. Swapped out temp control unit no change. Installed new relay, no… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2018 Hino 195. The blower motor does not work. I
I have a 2018 Hino 195. The blower motor does not work. I tested the connections with a light tester. The grounds were good, but I got no reading on the hot wires. I tried multiple grounding spots, bu… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
Yesterday I put new blower motor in my sleeper and resistor
Yesterday I put new blower motor in my sleeper and resistor for fan speed and new relay in fuse box I run last night four five hours o cut it off when I went to bed today when I cut it on it auto mati… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Need help with my blower motor. 1999 379 PETERBILT. Cab
Need help with my blower motor. 1999 379 PETERBILT. Cab blower and controls work. Bunk blower, doesn't not work. There is power to the blower but can't figure out why it won't turn on. … read more
james Roberts
james Roberts
Maintenance assistant
Vocational, Technical or Trade School
3 satisfied customers
I have a 2001 379x peterbilt semi that I am having problems
I have a 2001 379x peterbilt semi that I am having problems with the a/c compressor kicking in. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
I have a 2005 peterbilt 379 with a cat acert C15 in it the
I have a 2005 peterbilt 379 with a cat acert C15 in it the blower motor will not work on any speed I have gotten the multimeter out and started checking when I go to any point in the system be at the … read more
Andy
Andy
Truck Diagnostic Technician
Vocational, Technical or Trade School
2,770 satisfied customers
2009 Peterbilt 330 - need a/c schematics. No power to
2009 Peterbilt 330 - need a/c schematics. No power to compressor or ground signal to relay, can bypass and compressor comes on. Full on charge.VIN: *****************… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
I have a 2008 386 Peterbilt the sleeper fan does not work.
I have a 2008 386 Peterbilt the sleeper fan does not work. The motor is good when I wire it direct seems like no power getting to it … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have a peterbilt 2012 587, I suspect that the front ac
I have a peterbilt 2012 587, I suspect that the front ac blower fan is shorting out. fan switch burned out, I replaced it and felt the wires in my hand getting very hot. something is shorting it out. … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
2012 Peterbuilt 386 No power getting from dash switch to the
2012 Peterbuilt 386 No power getting from bunk dash switch to the sleeper HVAC control panel!… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 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
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
How to install a remote throttle on a 2017 peterbilt 567
how to install a remote throttle on a 2017 peterbilt 567 with the dual station harness … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Load lights on do not work there is power going in and out
Load lights on bunk do not work there is power going in and out of switch … read more
Diesel Service
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Vocational, Technical or Trade Scho
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1996 international navistar 4700 DT444E i have a a/c problem
1996 international navistar 4700 DT444E i have a a/c problem no voltage to clutch looking for wiring diagram last 8 0f vin # *****… read more
Andy
Andy
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Vocational, Technical or Trade School
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Have a 2007 Kenworth T600. Having A/C problems in sleeper.
Have a 2007 Kenworth T600. Having A/C problems in sleeper. System is good with ok freon compressor cold A/C lines. Seems to be an electrical issue with drive motor for the heater core leaving valve op… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have no power at the 5 pin connector for the heater fan switch
I have no power at the 5 pin connector for the heater fan switch on 1984 KW W900. I can't get the cab heater fan to turn on.… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
2000 peterbilt 379 n14. I went in the truckstop ac was blowing
2000 peterbilt 379 n14. I went in the truckstop ac was blowing cold but my engine temp was high like my truck was running hot when I got back. I cut my engine fan on to cool the engine down but now I … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
2000 379 peterbilt cab blower stopped working suddenly. No
2000 379 peterbilt cab blower stopped working suddenly. No power at resistor. Orange wire on blower motor has switched power. Fuse is good. Any suggestions?… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 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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