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
I have a very specific issue with a series 60 Detroit DDEC
I have a very specific issue with a series 60 Detroit DDEC VI. I need help from someone who has an engineering level of knowledge on how the injection timing changes when truck reaches operating temp.… read more
BrentR718
BrentR718
9 satisfied customers
I have 1997 Freightliner Classic fld120 and my speedometer
Hello I have 1997 Freightliner Classic fld120 and my speedometer stops at 15mph, what could be wrong ? … read more
BrentR718
BrentR718
9 satisfied customers
Second opinion) I have a 2005 freightliner with a series 60
(Second opinion)Customer: I have a 2005 freightliner with a series 60 that will not start. It was flashing active code 16 last time it started and then after that it flashed 25 (no codes). What was st… read more
AMANDEEP MAHERU
AMANDEEP MAHERU
1 satisfied customers
I have a 1999 Peterbilt 379 with a Detroit 60 Series 11.1L
Hello, I have a 1999 Peterbilt 379 with a Detroit 60 Series 11.1L engine. Today while driving on the highway I got the check+stop engine lights on the dashboard. I stopped, checked for codes and I got… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
Truck shuts off while running. Changed fuel filters crank
Changed fuel filters crank sensor timing sensor coolant sensor and oil pressure sensor … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
442 satisfied customers
92 379 Pete, 12.7 60 series ddec2, stop and check engine
92 379 Pete, 12.7 60 series ddec2, stop and check engine light as been coming on and off for a while, the other day went to start it, it wouldn't start so I sprayed it with starting fluid, fired up an… read more
Roy Belding
Roy Belding
7,602 satisfied customers
I have a 2000 Peterbilt 379 that the speedometer quit
I have a 2000 Peterbilt 379 that the speedometer quit working a couple weeks ago. My mechanic said it has power to the back of the speedometer head that the head is probably bad. Just replaced the spe… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a Cummins Diesel C series in 1997 Holiday Rambler.
I have a Cummins Diesel C series in 1997 Holiday Rambler. Will not start … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
Have a 6 v 92 in a fire truck with 110 k miles . oil
have a 6 v 92 in a fire truck with 110 k miles . oil pressure gauge on start up goes to 60 then drop fairly fast as it warms up but still at 30 40 lbs then the engine shuts off and wont start for 20 m… read more
Justin Hebert
Justin Hebert
Technician
32 satisfied customers
Im having trouble with a Detroit series 60 no start, no
Customer: hi im having trouble with a Detroit series 60 no start , no smoke. checked the srs and the trs , checked and load tested all the ecm powere wires sent the ecm out. and still wont start, ther… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2010 cascadia with dd15 engine it runs mins or so
Hi i have a 2010 cascadia with dd15 engine it runs for 20 mins or so than derates the power but no lights come on if you turn off engine for 5 mins it runs fine again for a short time than derates aga… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 1996 International with a 60 series Detroit. I had
I have a 1996 International with a 60 series Detroit. I had it running this morning moved it and parked it. now I can't get it to start. engine turns over but no smoke, acts like it isn't getting fuel… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
07 Freightliner Columbia CL120 w/ Eaton Fuller 10 speed and
07 Freightliner Columbia CL120 w/ Eaton Fuller 10 speed and Series 60 Detroit Diesel. Intermittent, speedometer bounces around, showing speed when not moving. Only happens after warmed up. I disconnec… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
2009 60 series Detroit. Changed filters, primed filter, wont
2009 60 series Detroit. Changed filters, primed filter, wont start. No codes, no smoke. Manually pumped fuel through the system until fuel returned from the head. Still no smoke.… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
have a 2007 freightliner columbia series with detroit power
have a 2007 freightliner columbia series with detroit power today after replacing starter dash cluster would not come back on everything else workes but not tack speedometer dash lights checked all wi… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
36,058 satisfied customers
Isuzu NPR NPR: Hello, have a 2007 Isuzu NPR with a Nitehawk
Hello, have a 2007 Isuzu NPR with a Nitehawk Sweeper. Only has 13,350 miles on it. when I was sweeping with it tonight (and by the way) that it always done in 1st gear idling around the parking lots. … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 1997 frieghtliner with a detroit diesel series 60.
I have a 1997 frieghtliner with a detroit diesel series 60. The check engine light, and oil pressure indicator comes on along with the buzzer when u start the truck. Checked all the fluids and everyth… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,203 satisfied customers
I have a 1998 series 60 in a 1995 freightliner it is 11.1.
I have a 1998 series 60 in a 1995 freightliner it is 11.1. I have had 5 yrs good service out of the engine with no major problems.recently when driving I have some power loss with no warning. Today it… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,203 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

12,203 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 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