Medium and Heavy Trucks

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2005 FG is overheating. Radiator seems perfect but isn't
2005 FG is overheating. Radiator seems perfect but isn't getting warm, no flow. … read more
Drue Casey
Drue Casey
Heavy Duty Diesel Mechanic
Vocational, Technical or Trade School
DO THEY MAKE A COOLER THERMOSTAT FOR A 3116 CAT, I KNOW OEM
DO THEY MAKE A COOLER THERMOSTAT FOR A 3116 CAT, I KNOW OEM IS AT 190 DEGREES, THIS UNIT SEEMS TO RUN WARM WHEN LOADED. MANUAL GAUGE READS UP TO 220, BUT WHEN CHECK WITH HEAT GUN, THAT IS ONLY READY A… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a Perkins 4.108 diesel in a sailboat. It has just
hello. I have a Perkins 4.108 diesel in a sailboat. It has just been rebuilt. The engine did not get hot when it was idling. It would only get hot if it was working hard. The engine heats the hot wate… read more
Curtis B.
Curtis B.
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Associate Degree
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It is a school bus and the temp is elevated and I want
it is a school bus and the temp is elevated and I want common solutions … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
I have a 6NZ 550 cat. About 6 months ago I had, what I
I have a 6NZ 550 cat. About 6 months ago I had, what I thought at the time, a water thermostat stuck open. I replaced both thermostats and all housing seals. 2 months later it started same thing. I ha… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a 2016 glider with pre 2000 N14. Eng # 11828333 465
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cumminsdr
cumminsdr
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I have a 93 kw t600, Detroit 60. I want to know what the 1
I have a 93 kw t600, Detroit 60. I want to know what the 1 inch hose from water pump to top radiator tank actually does … read more
Curtis B.
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I have a 2007 cat C7 that when it idled for a while, the
I have a 2007 cat C7 that when it idled for a while, the temp drops to 150° and the cab heater goes cold. The engine fan comes on and when I rev it up, the temp goes right up to normal and the fan goe… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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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
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Just wondering what temperature should my power shift
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catmastertech
catmastertech
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I have 855 combings in a 9380 four-wheel-drive and I cannot
I have 855 combings in a 9380 four-wheel-drive and I cannot keep it from heating we put a new water pump ontwo new thermostats rad is clean if you pull the rpm down more than 75 rpm's temperature just… read more
spankyjr1
spankyjr1
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cat man... I have a "BXS" acert engine that will not
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Volvo FL 240 Warning of "check" and showing retard with a
Volvo FL 240 Warning of "check" and showing retard with a temp gauge . The temperature was high ,and then quickly fell back to quite a low temperature on the gauge . The gauge showed wide variations f… read more
spankyjr1
spankyjr1
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1986 359 Pete 855 cummins low flow radiator system, cooling
1986 359 Pete 855 cummins low flow radiator system, cooling problem. Have replaced radiator,water pump, thermostats, checked oilcooler for blockage. Even in this cold weather will get over 200 in acou… read more
Wayne
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I have an issue with a 99 S60 12.7 after changing the ther
I have an issue with a 99 S60 12.7 after changing the thermostats. The temp gauge doesn't go above 184F and I have an alarm on the upper dash area near the visor (1999 Kenworth) that is RED and says H… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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Hello, New question about my N14 What can cause the oil temp.
Hello, New question about my N14 What can cause the oil temp. To raise almost to 250 degrees on any small hill or when turbo is boosting with even a light load and in level ground is about 225-235 wat… read more
cumminsdr
cumminsdr
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2005 fm1j overheating on pulling up hills I have changed radiator
2005 fm1j overheating on pulling up hills I have changed radiator fan hub thermostat coolant and just rebuilt fuel injectors but still getting hot motor has done 15000 hrs but still goes well… read more
spankyjr1
spankyjr1
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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
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spankyjr1
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Daniel Wilson

Daniel Wilson

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Owner at DJ Wilson

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I am ASE Master Truck Certified.

Wayne

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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.

Curtis B.

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

Chris (aka-Moose)

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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