Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 2005 peterbilt 379 with a C-15 Acert. It is blowing
I have a 2005 peterbilt 379 with a C-15 Acert. It is blowing off the oil fill cap. (Crankcase pressure) Only when you have a trailer attached. We replaced the air compressor, checked both turbos, they… read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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2007 Peterbilt 379 vin: 7D694250. MXS Cat c-15 Acert. Truck
2007 Peterbilt 379 vin: 7D694250. MXS Cat c-15 Acert. Truck runs and drives very smooth other than occasionally the throttle just quits for a split second, then it runs perfect again. It does it about… read more
Nich1019
Nich1019
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I have 2011 T 800 KW with CAT c 15 engine I am seeing water
I have 2011 T 800 KW with CAT c 15 engine I am seeing water condensation on the dipstick and sometimes truck blows a puff of white smoke out the exhaust stack only when loaded now today check engine l… read more
Cat Man
Cat Man
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Mx 10 386 coolant blowing out reservoir, fan clutch coming
Mx 10 386 coolant blowing out reservoir, fan clutch coming on every 30 sec … read more
Daniel Wilson
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Blowing coolant out of my overflow not over heating no oil
Blowing coolant out of my overflow not over heating no oil in coolant when I release the pressure from the cap and take off it will not blow any coolant … read more
Keiphun Sowell
Keiphun Sowell
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Need someone that is an expert with Paccar MX 13 engines and
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Daniel Wilson
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Truck is over heating only on the uphill climb radiator and
Truck is over heating only on the uphill climb radiator and thermostat are not the issue they were replaced over a year ago with no change with issue. Good compression no oil or coolant loss at all … read more
Edward Haniewski
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I HAVE A 386 PETERBILT WITH MX13 PACAR BLOWING OIL COOLER IT
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Daniel Wilson
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I have a 2003 c-12 cat runs hot coolant is fine blew out
I have a 2003 c-12 cat runs hot coolant is fine blew out radiator my guess is thermostat is partially closed takes about 15 min under load to get hot 230 or so it will cool down on idle but heats up q… read more
Daniel Wilson
Daniel Wilson
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07 Pete with cat c 15. Engine light and ABS light came on
07 Pete with cat c 15. Engine light and ABS light came on and truck quit running. … read more
Daniel Wilson
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I have a bxs c-15 acert twin turbo that all the sudden m/t
i have a bxs c-15 acert twin turbo that all the sudden m/t started to overheat up tp 230 degrees stop making cab heat . the engine hs 560000 original miles on it , i replaced the thermostats and housi… read more
Cat Man
Cat Man
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Peterbilt387, yr 2007. air conditioner problems. air vent is
peterbilt387, yr 2007. air conditioner problems. air vent is not cool as it should. evaporator coil freeze, compressor not recycling… read more
Andy
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We have an 07 pete with c15 acert its pushing antifreeze out
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Cat Man
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I'm looking to purchase a 2005 peterbilt sleeper truck. The
I'm looking to purchase a 2005 peterbilt sleeper truck. The seller has receipts supporting a rebuild on the c-15 cat engine a little over 100k miles ago. The problem I'm having with buying the truck i… read more
Cat Man
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I have a 2007 Detroit series 60 the head was redone last year
I have a 2007 Detroit series 60 the head was redone last year the truck started using an excessivive amount of coolant have checked no external leaks I had the egr cooler tested did replace just to be… read more
spankyjr1
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Have a 2007 western star/C-15 accert 550hp.Did a inframe in
Have a 2007 western star/C-15 accert 550hp.Did a inframe in july 2013,did not replace head.In december started blowing antifreeze out the rad cap,had a lot of preaure behind it.Back to shop,new head a… read more
Cat Man
Cat Man
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08 pete with cat c-15 and dpf. so the last time I asked you
08 pete with cat c-15 and dpf. so the last time I asked you if it reburns some of the exhaust gas and how it controls this. You said it does most of the time unless under a heavy load. I see that ther… read more
Cat Man
Cat Man
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1995 safari diesel pusher with CAT 3100 HEUI and allison md
1995 safari diesel pusher with CAT 3100 HEUI and allison md 3060 transmission.... overheating under heavy load, lots of questions, to start , what should the engine temp and trans temp be on hot day u… read more
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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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