Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Connect one-on-one with {0} who will answer your question

Related Medium and Heavy Trucks Questions
2014 pete isx15 cm2350 got two issues but may be related,
2014 pete isx15 cm2350 got two issues but may be related, one is the coolant is building a lot of pressure sometimes coolant comes out from relief cap and when open main cap coolant wants to rush out,… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Cat C15 SDP# 21414 IN kenworth T660. Overhead camshaft went
Cat C15 SDP# ***** IN kenworth T660 .Overhead camshaft went bad removed and replaced along with injector arms. Now I need torque setting and procedure to install component including Jake brakes asap. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
99 Detroit 12.7 L Fuel mixing in oil. Engine has a miss. How
99 Detroit 12.7 L Fuel mixing in oil. Engine has a miss. How can I find out which injector is bad. With Detroit software. No injector codes present… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
401 satisfied customers
1996 chevy c7500 hard start with a cat 3116, acts like not
1996 chevy c7500 hard start with a cat 3116, acts like not getting fuel, have to hold pedal down then when fires up work pedal till it starts building rpms then is ok… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
2011 kenworth T660. Vin 221528. With Eaton ultrashift gen
2011 kenworth T660 . Vin 221528. With Eaton ultrashift gen transmission . I have fault 71 it was in 6th gear wouldn't change pulled over highway and shut it down then it wont let truck start. Checked … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
401 satisfied customers
I have a 2014 Kenworth t660 with cummins isx.. engine number
I have a 2014 Kenworth t660 with cummins isx.. engine number 79677973. I have been constantly running with high oil temperatures for a couple weeks now. It has gotten as high as 260 degrees which is w… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Freightliner cascadia dd15.. tank pressurizing but no
freightliner cascadia dd15.. tank pressurizing but no relieving through side hose on tank. NAPA block test, fluid turns from blue to greenish yellow. telling me it has exhaust gasses in coolant system… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Kenworth t660 2011 with cat C15 SDP21414. Has fault 3249-3 I
Kenworth t660 2011 with cat C15 SDP21414. Has fault 3249-3 I need the part number I believe it's the sensor in the ard head . Also truck shakes at idling as if injector or something but injectors are … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
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
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
Hino jo8 engine 2008 making pursue into radiator. Tested no
Hino jo8 engine 2008 making pursue into radiator . Tested no exhaust gas going in and egr cooler tested its good … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Kenworth T660 2011 with cat Acert SDP 21414 ENGINE. Won't
Kenworth T660 2011 with cat Acert SDP 21414 ENGINE. Won't refer had doc baked then ran few hundreds mikes same problem. Loss of combustion.. REPLACED THE FOLLOWINGS. ARD head, Fuel fittings, Spark Plu… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
Kenworth t660 with cat c15 engine#SDP21414. My truck was blowing
Kenworth t660 with cat c15 engine#SDP21414. My truck was blowing black smoke not way too much but noticible despite the dpf it was also loosing coolant driver said it was pushing coolant out of overfl… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
Ok i need facts kcb c13 pre cooler busted twice oil cooler
Ok i need facts kcb c13 pre cooler busted twice oil cooler water pump leaking from weep hole and multiple hoses busting all happening a week apart. Customer got tired of spending money so he took it t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
The issue i'm having is on a TH83 Cat S/N 3RN04820. Anyway
Customer: Hello my name is ***** ***** issue i'm having is on a TH83 Cat S/N 3RN04820. Anyway when the machine was first purchased we noticed that the coolant looked aweful oily. Also that the transmi… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Cat C10 engine serial #3CS00762. Loosing coolant, lots of
Cat C10 engine serial #3CS00762. Loosing coolant, lots of vapor coming out of the cast breather at the front of the cylinder head. No coolant in the oil or coming out of the exhaust. No pressure build… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
I have a Cummins ISX 2008 model, it has started blowing coolant out the overflow. The cool
I have a Cummins ISX 2008 model, it has started blowing coolant out the overflow. The coolant tank is a two part tank, you have the operating side that feeds the cooling system and then you have the o… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Hi i have 2010 kenworth t660 with cummins isx 455hp and i have
Hi i have 2010 kenworth t660 with cummins isx 455hp and i have lov coolant level warning i take it to mechanics they check the wires change the overflow tank and the sensor but doe help… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Cat Man, I really hope you can help me with this problem. I
Cat Man, I really hope you can help me with this problem. I have a 2011 Peterbilt with an SDP CAT engine. Was one of the last few CAT's to be installed in an on-highway truck. Anyway, after all the us… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

10,216 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

Mechanic

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 satisfied customers

24 years of experience diagnosing & repairing

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x