Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
We have a c7 accert common rail in a 2007 f750 we put a new
we have a c7 accert common rail in a 2007 f750 we put a new short block 4 new injectors , high pressure fuel pump transfor pump , fuel presure sencor and the regulator on the rear of the common rail a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have a 2006 freightliner with cat c7 engine. Where is the
I have a 2006 freightliner with cat c7 engine. Where is the intake air pressure sensor located? Its coming up bad … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
05 freightliner m2 106 w cat c7 shuts down and shows "no
05 freightliner m2 106 w cat c7 shuts down and shows "no eng" then 545 164 and voltage drops on dash. also flashes abs light 7 times then one time. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
C7 crank no start. Wax10619. Injection pump pressure fuel
yes, injection pump pressure fuel pressure engine speed … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
HAVE A 2006 FREIGHTLINER M2 WITH TRANSMISSION SHIFTING
HAVE A 2006 FREIGHTLINER M2 WITH TRANSMISSION SHIFTING ISSUES SHOWING A CODE OF U0100 LOST CAN COMMUNICATION WITH ENGINE CONTROL SYSTEM - CAN YOU PROVIDE ANY INFORMATION ON THIS ISSUE … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
M2 freightliner 4uzaaxdc34cm37117 engine c7 kal02237 has
m2 freightliner 4uzaaxdc34cm37117 engine c7 kal02237 has fuel & huei pressures no codes set cranks but won't start … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
784 satisfied customers
Caterpillar C7 ACERT in a 2005 Freightliner M2. Engine was
Caterpillar C7 ACERT in a 2005 Freightliner M2. Engine was using oil and low on power. Owner wanted new engine. Removed engine and installed reman long block. Had to transfer oil pan and main oil pump… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
Cat c7, 2004 m2 freightliner, doing it myself, i have a cat
hi JA: Hi. What is your issue regarding? Customer: cat c7 JA: What's the make/model/year of your truck? Engine type? Customer: 2004 m2 freightliner JA: Are you fixing your truck yourself? What have yo… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
I have a cat C7 acert ser#WAX57321. runs fine till transfers
i have a cat C7 acert ser#WAX57321. runs fine till transfers out of cold mode. replaced fuel filter, inspected for fuel suction leak, checked huie pressure, had a previous code of low fuel pressure du… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
I need guidance with an 2006 sterling with a c7 cat.
I need guidance with an 2006 sterling with a c7 cat. Initially came in with a dying and customer would wiggle wires and would run. The next day it would not start. In the shop we could unplug and plug… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
have a 2008 f650 with cat engine. installed rail injection
have a 2008 f650 with cat engine. installed rail injection pump and fuel tubes and truck wont start. i have fuel getting to the high pressure pump but the high pressure pump is not pushing it the rest… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
I have Freightliner M2 106 with a Cat C7 engine. It is reading a code
I have Freightliner M2 106 with a Cat C7 engine. It is reading a code PID 259 Fault 1 Fail 00. The truck will drive normally, then the speed of the engine will drop to 45 mph and won't go above that. … read more
John Vieira
John Vieira
Heavy Duty Diesel Mechanic
63 satisfied customers
Cat Man , I am having problems with my 2006 m2 with c7 .
Hi Cat Man , I am having problems with my 2006 m2 with c7 . check engine light is coming on periodically. I have retrieved flash codes but have not been able to find definition . the codes I have foun… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
Allison 2000: ,I have a 2007 FL-M2 W/ C7 cat with two
Hello,I have a 2007 FL-M2 W/ C7 cat with two issues. (1).We momentary lose of acceleration, comes back in 5-6 seconds,(2)the range inhibit light & check eng. come on. The shop I use is sorta stumped.A… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have a 98 kw w900 with 3406 e it missed a little then ran
I have a 98 kw w900 with 3406 e it missed a little then ran horrible now wont start at all took ecm to cat tested fine they said one fault was intermittent power but it has proper voltage to ecm from … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
2005 Bluebird caterpillar C7 Acert Ser. # XXXXX Cha.
2005 Bluebird caterpillar C7 Acert Ser. # XXXXX Cha. Ser # XXXXX DOB 6-04 Customer said was driving and died, will turn over but not even try to start, turn key to on gauges cycle and ser. eng. light … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
2005 FREIGHTLINER M2 WITH A CAT C7. INITIAL START IN THE COLD
2005 FREIGHTLINER M2 WITH A CAT C7. INITIAL START IN THE COLD MORNING, THE ENGINE WILL HAVE A LOUD "KNOCK". A SOUND BETWEEN A ROD AND A SEVERE OCTANE KNOCK. THE ENGINE WILL SMOKE LIKE IT IS OVER FUELI… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,509 satisfied customers
Have a 2005 Freightliner M2 with a C7 Cat. Today the instrument
Have a 2005 Freightliner M2 with a C7 Cat. Today the instrument cluster was not working, 1 head light was staying on and 4 way flashers were on and would not shut off with the switches. Driver stated … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
784 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

2,803 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

9,509 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

2,892 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,243 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

cumminsdr

cumminsdr

Mechanic

1,351 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

991 satisfied customers

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

dieseldan55

dieseldan55

Contractor

74 satisfied customers

Road Service mechanic for Volvo Construction.

< 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