Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 2007 international with the 466, ran fine when
hello! I have a 2007 international with the 466, ran fine when parked now it will not even start on ether. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
3126 cat will only start on ether. 8yl54721 in a 2000
heui pump replaced, cam sensors replaced, checked cam sensor gap, installed 2 different test ecm's, checked for injector oil leaks, have 1300 psi oil at block, good fuel pressure, good power and grounds at ecm, checked ecm harness and load tested wires, after starting with ether it runs smooth all day. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 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
9,648 satisfied customers
Has no fuel while cranking. 2004 Chevrolet C-6500 Cat C7.
Replaced high pressure injection pump, blew out the fuel galley in the head … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
On a c-12 cat is there a schematic on what pins should have
on a c-12 cat is there a schematic on what pins should have power from ecm to turn on injectors i have a c-12 that cranks no start and no codes only fires on ether… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
2002 7400 VIN2J050598 still fighting a hard start. After the
Andy,2002 7400 VIN2J050598 still fighting a hard start. After the truck sets for a couple days it won't start easy at all. When you hit the key it kind of fires and runs like crap then slows down and … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
2008 Beaver Contessa with Cat C9 engine will not accept
2008 Beaver Contessa with Cat C9 engine will not accept throtle advance smokes heavy black smoke and dies,idles ok. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
I have a 3126 with SN 9SZ. The truck cranks but wont start.
Hi I have a 3126 with SN 9SZ. The truck cranks but wont start. if I use Starting aid it stars and it continues to start all day but next day the same issue. No active codes, I change de IAP Valve. Pum… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
C7 use to hold 37.5 psi but just recently dropped to 25 psi.
C7 use to hold 37.5 psi but just recently dropped to 25 psi. Just replaced barrings and still only holding 26-27psi at operating temp... … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
Have a 2005 freightliner with a 3126 cat motor, cranks but
Have a 2005 freightliner with a 3126 cat motor, cranks but wo't start ihave 2 active codes pid 164 fmi3 injection actuater pressure and pid110 fmi 3 coolant temp voltage high. I am not even showing th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
Cat man I have a problem with a truck and wanted to see if
Hello cat man I have a problem with a truck and wanted to see if you can help me out, I have a 2001 peterbuilt 387 model with C15 engine and it started to rough idle and started to blow out the exhaus… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
This is Cat Man please! We have a 3054 e cat in a piece of
This is for the Cat Man please! We have a 3054 e cat in a piece of machinery. It has no codes. It will not start either cold or hot without a shot of ether. By the computer it cranks a little slow but… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
Cat Man, Still having a problem with a no start on the 2000
Hello Cat Man, Still having a problem with a no start on the 2000 7.2L Cat. Pulled the valve cover and checked injectors for dumping oil, they looked ok. Replaced the heui pump, still no start. Made u… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
Catman! Ive got a 2ws cat engine. It cranks and cranks but
Hello catman! Ive got a 2ws cat engine. It cranks and cranks but will not even begin to start. If i squirt a little either in it, it will fire right up and run perfect. Then if you shut the key off an… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
Catman, I asked you a question a few weeks ago regarding
Hey there catman, I asked you a question a few weeks ago regarding a “crank but no start” problem on a cat C15. It seems to be happening again. The truck in question is a 2007 peterbilt 379 (674827) c… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 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
9,648 satisfied customers
Mr Cat Man, I have a cat C13 KCB27134 that we just completed
Mr Cat Man, I have a cat C13 KCB27134 that we just completed an inframe overhaul and camshaft replacement. Truck cranked with no problems several times after overhual. After truck sat overnight it wou… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
Hallo Cat man, We have some problems with a C9 engine. It
Hallo Cat man, We have some problems with a C9 engine. It runs perfectly when no load but not when putting some load ( a turbine ) when engine is at 1800 RPM. The RPM drops a lot when under load. When… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
9,648 satisfied customers
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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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