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
The Volvo we talked about yesterday made a 600 mile trip
Good morning. The Volvo we talked about yesterday made a 600 mile trip last night. We are using a laser thermometer to read transmission temp off the rear of the transmission housing. The temp got up … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
3126 E cat... No power while diving, active event 39 164-11.
3126 E cat... No power while diving, active event 39 164-11. New high pressure pump. No leaks at the injector bores. All injectors are spilling the same amount of oil. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Pearl! We are about to purchase a 2007 Tiffin Phaeton
We are about to purchase a 2007 Tiffin Phaeton motorhome which has a 350 HP Catapillar C7 with 45,000 miles. It appears to be well maintained. Have there been historic issues such as turbo; fan, etc.? Will a local Cat dealer be able to diagnose the remaining longevity of this engine? We have a Cat 330hp in our 36' Winnebago C lass A diesel pusher with 68,000 miles and it has been perfect for us! Thanks. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
Can you put acert water pump on single turbo c15. Cat
2001 Pete 379. Wondering if acert high volume pump would better cool my non acert cat… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
I have a 2000 ford f650 and need specs and part numbers for
I have a 2000 ford f650 and need specs and part numbers for all of the filters that should be replaced. I just purchased the truck and want to perform a full PM. I believe I need to change the oil, oi… read more
Don
Don
fleet superintendent
Vocational, Technical or Trade Scho
1,636 satisfied customers
Having a nightmare situation with 2008 peterbilt 388
Having a nightmare situation with 2008 peterbilt 388 crankcase pressure warning light. Took truck to Cat they said it was the crankcase filter, replaced it. Code cleared and on my way i go, code comes… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have a 2008 cat c13, engine coolant temp stays between 200
i have a 2008 cat c13, engine coolant temp stays between 200 and 215, but the engine oil temp goes up to 240 after only running for 20 minutes then goes to 250 when loaded, we changed the oil cooler, engine oil and new filters. still dont know problem … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
Cummins 300 diesel engine loses power Full service 700miles
Cummins 300 diesel engine loses power Full service 700miles ago. Went 350 miles and lost power on hills, down to first gear and then engine died. Several times. Replaced fuel filter and went great for… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
I have a Motorhome with a Freightliner Chassis and a Cummins
I have a Motorhome with a Freightliner Chassis and a Cummins ISB Engine. The problem is that after 300 miles during one day, the rear right (passenger side) wheels started a vibration that required dr… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
04 CHEV C6500 3126 CAT, SMOKES WHITE HEAVILY ON START UP,
04 CHEV C6500 3126 CAT, SMOKES WHITE HEAVILY ON START UP, LET IDLE TIL SIMMERS(WARM),WILL CONTINUE TO SMOKE GOING DOWN THE ROAD ,THEN GOES AWAY TEMPORARILY, I CANT COMPLAIN ABOUT THE POWER,HAS 440 K M… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
I have an 06 Freightliner with a 550 C15 Cat. It has been a
I have an 06 Freightliner with a 550 C15 Cat. It has been a great truck til recently. Brought it down to Hinton a few months back. On the road down from Fort Nelson it would lose turbo pressure climbi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
MR. CAT-MAN...PRE EXISITING CONDITION: HELP PLEASE!! We
MR. CAT-MAN...PRE EXISITING CONDITION: HELP PLEASE!! We thought we had this truck properly repaired, only to find out that the unit is acting the same way as before! 2002 Caterpillar C7 3126 7.2 liter… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
My Cat engine in my 2000 Winnebago motorhome with 77,000 miles
My Cat engine in my 2000 Winnebago motorhome with 77,000 miles on it has started running hot on inclines and yesterday started running hot on level. What do you suggest we do? We are parked in Bozeman… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
Answers from Two Experts requested: 2008 Fleetwood Discovery motorhome
2008 Fleetwood Discovery motorhome with Cummins 6.3ISL; has about 20k miles now. Have pulled a 6T trailer for years without any trouble relative to coolant temp, all of a sudden any hill I have to cli… read more
Geoff
Geoff
BS
12 satisfied customers
I have an 02 sterling with a 3126. We dont use it much and
I have an 02 sterling with a 3126. We don't use it much and it has given us virtually no trouble. The other day, I shut it off and it wouldn't crank back up. It would turn good, but not hit. I took it… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
I have a 2003 3126 hep19990 in my Newmar Dutch aster MH. Purchased
I have a 2003 3126 hep19990 in my Newmar Dutch aster MH. Purchased about 1 year ago. Garage recently shanked the oil & filter with 24 qts of Rotello. Drove it home 40 miles and noticed oil running dow… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
i have a 2001 freightliner fl80 that loses power after about
i have a 2001 freightliner fl80 that loses power after about a mile. then the check engine light comes on. i then stop and restart the engine, the light goes out and i drive a few miles again and the … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,216 satisfied customers
hi guys, i just purchaced a 2004 sterling with a 3126 cat motor
hi guys, i just purchaced a 2004 sterling with a 3126 cat motor with 51k original miles when i bought the truck 2 weeks ago, it sounded like it ran a little rough. Had a slight vibration on the 4 hour… 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