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
GOT A 2004 FORD F650 WITH A C7 VIN - ***************** CHECK
GOT A 2004 FORD F650 WITH A C7 VIN - ***************** CHECK ENGINE LIGHT WAS ON AND HAD POWER LOSS. HAD A CODE FOR INJECTION PRESSURE. WE REPLACED THE FUEL INJECTION PUMP. CLEARED THE CODES AND ROAD … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
2001 c7500 3126 8yl84711. Fault code from scan gauge D is
fault code from scan gauge D is 164-2. truck starts and runs but has a heavy vibration and what sounds like a misfire from the exhaust. if the truck isnt used for longer then a day i have to pump the primer. no codes present until i drive it down the road. the truck is low on power but when you get into 3rd gear is when the code pops up and it decreases power dramatically. when you turn the truck off and back on the check engine light is off. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,307 satisfied customers
I can pump up the fuel it will start and idle for about
I can pump up the fuel it will start and idle for about 15-20 minutes then it will shut down it will not go over 35 miles an hour the code is PID 164 fm1 … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I got a cat 3126, the code is 164-4. 2FZACFAK73AL99659. I
its has the same problems not power i got the code 164-4… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a 164-2 and 70-5 code in a Caterpillar 3126. 2000
Hello, i have a 164-2 and 70-5 code in a Caterpillar 3126 … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
2003 Freightliner FL70 3126. Loss of accelerator pedal when
2003 Freightliner FL70 3126. Loss of accelerator pedal when driving. 2 history codes. 164-2 injection actuation pressure signal erratic 15 count. 84-1 vehicle speed loss of signal 31 count. I believe … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Here I have a 3126 that developed a small oil leak on high
hello Jeff here I have a 3126 that developed a small oil leak on high pressue line from HEUI pump to head engine was lopping at idle changed line and injection control valve because it was very rusty … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I need to talk with the cat man got a c7 with running
I need to talk with the cat man got a c7 with running problems … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a 2003 International 4300 tow truck with a dt466
Hello. I have a 2003 International 4300 tow truck with a dt466 engine. The engine light has come on and we are getting an engine code 108 and 164. Both codes are thrown as soon as switch is turned on … read more
sevn103
sevn103
232 satisfied customers
3126 7.2L cranks no start hep04971 shoot with start fluid
3126 7.2L cranks no start hep04971 shoot with start fluid will run to 150 temp and shutdown resulting codes are 164-2 164-3 190-11. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a Cat 3126 on a frieghtliner chasis. I am a 2003 39P
I have a Cat 3126 on a frieghtliner chasis. I am a 2003 39P model RV. Last night when drivign the check engine light came on with fault code 39. I changed the sensor and now have fault 15 and 39. Plea… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
After changing two fuel lines my cat 3126 is experiencing
Hello, after changing two fuel lines my cat 3126 is experiencing some issues; such as the low oil light. The low oil comes on when applying the service brake. Also, the temp gauge goes up. We put the … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 3126 with injector actuator pressure erratic. runs
I have a 3126 with injector actuator pressure erratic. runs rough. Cat et pulls injector actuator pressure erratic. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Im working on a 3126 and its giving me a low oil pressure
Im working on a 3126 and its giving me a low oil pressure and actuation pressure reading. What do you think it could be? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Cat man, I have a 2001 ford 650 with a c7 cat, we are
hi cat man, I have a 2001 ford 650 with a c7 cat, we are troubleshooting an issue causing the truck to shut down/idle and run erratically. the codes we have been getting all on and off are for low and… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Cat Man, I'am working on a CAT 3126 in a 2003 Freightliner
HI Cat Man, I'am working on a CAT 3126 in a 2003 Freightliner truck. The engine serial #is HEP18235.It was hard to start it (turned over fine just wouldn't fire), after firing and stalling twice it fi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a dignostic on my truck that at 45mph the engine dies
I have a dignostic on my truck that at 45mph the engine dies down and displays this code, engine is a Cat 3126B, Ecu 128, PID-164, Fail 02… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
466e hard to start, in heated shop,changed,injectors,turbo,rail
466e hard to start, in heated shop,changed,injectors,turbo,rail o rings,wiring harness,some blow by,6800hrs,doesn… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 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

10,252 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