Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 2008 345c excavator, the temp gauge went to about 8
I have a 2008 345c excavator, the temp gauge went to about 8 bars. The cat ET shows it at 203 degrees but my temp gun on the thermostat housing shows 190. The air cleaner is good, rad is fairly clean,… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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Fan will not kick off. 2013 Peterbilt 389 isx cummings. And
yes and have put in a fan solenoid all new ac switches has power to solenoid when truck is not running key on but when you start it has no power to solenoid and fan wont kick out if I put power to solenoid fan shuts off … read more
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I'm having overheating problems on a ISC 8.3 engine in my
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cumminsdr
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spankyjr1
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My wife is driving our Newmar Ventana RV with a 350 Cummins
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Andy
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Yellow triangle with exclamation symbol inside in a 2014
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Daniel Wilson
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I have a 2011 international durastar 4300 that just bought
hello I have a 2011 international durastar 4300 that just bought at an auction and the temperature goes between 200 to 230 back and also there is a yellow triangle warning light the truck its only rea… read more
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I have a 04 peterbilt 379 and the headlights keep kicking
Hi. I have a 04 peterbilt 379 and the headlights keep kicking the relay. They will only stay on about 20-30 min each time. I noticed the headlights feel a little to warm and also when on high beam is … read more
Don - Mo Lurch
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Code 174-3 says fuel temp to gh replaced sensor and same
code 174-3 says fuel temp to high replaced sensor and same thing fan was not working changed air valve on frame now fan works but wont go off… read more
Daniel Wilson
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I have a 2008 gulfstream tourmaster motorhome (diesel
I have a 2008 gulfstream tourmaster motorhome (diesel pusher) with a mercedes MBE900 engine (330HP) on a Freightliner chassis. Just bought it with 42k miles and in great shape. One drive from Orlando … read more
spankyjr1
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Vocational, Technical or Trade Scho
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Hi I got a c-15 twin turbo runnin hot. Not loaded runs bout
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Cat Man
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Hi, I have a 07 freightliner w/ a c7. Im having an overheating
Hi, I have a 07 freightliner w/ a c7. I'm having an overheating problem and I have noticed the the fan does not kick on. I removed the air line running to the fan and it kicks in. my question is what … read more
Cat Man
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I have a 2008 peterbuilt 387 with cummins isx engine and it
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Travis A. Wells
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I have a 2005 Kenworth T800 with a c-15 cat engine. Truck is
I have a 2005 Kenworth T800 with a c-15 cat engine. Truck is overheating, the fan won't kick in and once I switch the fan to manual, the temperature stays high and doesn't drop. I replaced both thermo… read more
Cat Man
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My Motorhome is 26 thousand pounds, has a Cummings C7 350/hp...
My Motorhome is 26 thousand pounds, has a Cummings C7 350/hp... we have 22 thousand miles on it. The temperature indicator light comes on and starts beeping after about 10 minutes of driving and tells… read more
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Got a friend on the road in East Tx. Just picked up his stranded
Got a friend on the road in East Tx. Just picked up his stranded w900. C15. Drove 28 miles empty. Heated up enough to turn lights on but not shut down. Water level if full. No signs of making oil or b… read more
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we have a 2006 paystar that is over heating. Changed the thermostat
we have a 2006 paystar that is over heating. Changed the thermostat and no change. Should we change out fan to a direct drive?… read more
spankyjr1
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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
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Meet the Experts:

Daniel Wilson

Daniel 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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Curtis B.

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Technician turned service manager on multiple lines of trucks and engines, used in industry.

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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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