Medium and Heavy Trucks

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Cat man I need to bounce some things off you I have a C 13
Cat man I need to bounce some things off you I have a C 13 we put Some ivas/Jakes on it not long ago I doubt the truck has gone 5000 miles does have quite a few idle hours. The truck stated to miss ju… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat man, I have a 2004 c13 kcb engine in one of our trucks.
Hi cat man, I have a 2004 c13 kcb engine in one of our trucks. Since about a few weeks ago, it started blowing white smoke with a raw fuel smell, it isually did this at idle before in cold weather (wi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Slight miss and engine shudder on Kcb c13. No codes and have
Slight miss and engine shudder on Kcb c13. No codes and have changed numerous parts. Head, cam, internal wire harness, one Iva housing, 4 injectors “2 were cat reman”. Fuel lines filters. Fuel pressur… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat man I have a c13 in a International truck that before it
Cat man I have a c13 in a International truck that before it warms up will run ruff and miss and blow some white smoke I have a feeling it is the vva's it has no codes. when it warms up fully runs jus… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat Man. I currently have a 2007 Pete 379 with a NXS acert.
Hi Cat Man. I currently have a 2007 Pete 379 with a NXS acert. It is a factory 475/1850 tune but last weekend I changed it to the 550/1850 brake saver tune and when I went out on the road I could tell… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
I have a c15. Mxs71645. The engine brake isn't working.
Hi. I have a c15. Mxs71645. The engine brake isn't working. Hooked up with et and the switches are all working right. Then opened the valve cover and found good ground and 13 volt power cutting in. Ma… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Looking for the cat man We have a 2006 sterling with a c13
looking for the cat man We have a 2006 sterling with a c13 acert in it. ESN: KCB65211. the truck idles ok but at a higher rpm it sounds like its missing. we did a cutout test and found injector 3 to b… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat c13 I need your help mr cat man on high RPM a lot of
Cat c13 I need your help mr cat man on high RPM a lot of smoke come out of the whole number 3 i replace lla six injectors I change the harness I tried 3 different ecm I put a new head and I still got … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
I have an 07 pete 379 with a mxs engine I was having issues
I have an 07 pete 379 with a mxs engine I was having issues with number 2 injector kept getting a questionable result on cylinder cut out test Brought it to the local shop and they changed it and it s… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
I have a 2004 Kenworth T 800 with a Catapillar C 15 that was
Hi I have a 2004 Kenworth T 800 with a Catapillar C 15 that was recently just rebuilt about 1000 miles ago that fixed the major issues that we we're having. But we're still having an underlying issue … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat Man, I have a MXS54532 that sounds and feels like it is
Cat Man, I have a MXS54532 that sounds and feels like it is loping/missing at idle. When I do a cylinder kill test a couple of them sound different but the fuel measurement stays the same. We did rece… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat Man, I'm working a Cat c-15 mxs05899. The truck wouldn't
Hi Cat Man, I'm working a Cat c-15 mxs05899. The truck wouldn't reach full boost pressure and it took a while to get the truck up to full road speed. I scanned it and got 2 inactive fault codes. The f… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
2005 KW W900 with a Cat (mxs16734) customer complaint of a
2005 KW W900 with a Cat (mxs16734) customer complaint of a miss while driving. Heavier the load the more frequent the miss. We found 2 weak IVA's and replaced them. Customer took the truck for test dr… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
I have 07 Cat 13 that developed a miss yesterday. Started
I have 07 Cat 13 that developed a miss yesterday. Started out real small, but is getting worse. I can smell raw fuel when I pull to a stop, but there is no smoke at all when driving or pulling hard lo… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Hey Cat Man,I have a Cat c15 serial prefix SDP. Jake brake
Hey Cat Man,I have a Cat c15 serial prefix SDP. Jake brake quit working and not able to bump up to high idle. Drove the truck a few miles and now white smoke coming out exhaust. What do you think happ… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
Cat man need to bounces some things off you I have a c9
hi cat man need to bounces some things off you I have a c9 engine industrial in a machine. I thought I had lick just had low fuel pressure code of 94-17 when I was cranking on ET had like 5 psi change… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
My name is ***** *****, I have a 2005 C15 cat that has a new
My name is ***** *****, I have a 2005 C15 cat that has a new head on it and the number 4 cylinder loads up so it smokes while idling and real bad on take off. I have changed the injector 3 times from … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,277 satisfied customers
I have a Peterbilt with a c15 acert bxs serial prefix. It started
I have a Peterbilt with a c15 acert bxs serial prefix. It started cutting out the other day and we are trying to figure out why. I have cat et and there are no codes or events. Coolant temp is correct… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

5,454 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

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I am ASE Master Truck Certified.

Wayne

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

Jeremy

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Curtis B.

Curtis B.

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

462 satisfied customers

24 years of experience diagnosing & repairing

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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.

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