Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Catman, I have a customer with a C15 believe it is a BXS
Catman,I have a customer with a C15 believe it is a BXS we've been fighting a hard start and smoke for a while now, we have replace check valves in filter bases, check air in return line had air remov… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
Have a 2007 Granite with AI427 keeps throwing 3-1 code
Have a 2007 Granite with AI427 keeps throwing 3-1 code replaced exhaust temperature sensor still throwing same code … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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2003 f650 3126 cat died wont start check engine light does
2003 f650 3126 cat died wont start check engine light does not come on now communication with cat et, have power and ground to ecm and ignition hot on pin 70, replaced ecm with reman from cat still ca… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
I have t600 with acert engine. During a hard pull especially
I have t600 with acert engine. During a hard pull especially under heavy loads or cold days, it will stumble or puff for 2 or 3 seconds and then it's okay. This random, it doesn't do all the times. It… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
I was talking to you yesterday have code 3487-7, have
I was talking to you yesterday have code 3487-7 , have replaced the cylinoid and pressure differential sensor for air inlet, and ard head. Can not get it even try to do a burn. it is s/n lee20211 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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2005 peterbuilt 379 all dashlights came on engine died
2005 peterbuilt 379 all dashlights came on engine died coasted to stop engine not hot … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
CatMan, can you explain the correct way to do a compression
CatMan, can you explain the correct way to do a compression test on a c15 cat using an adapter made to go into injector bore. Do I take all the rockers off so no valves open and then use the starter t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
If my heui pump on my cat c7 has a light paste of metal
If my heui pump on my cat c7 has a light paste of metal shavings is it absolutely necessary to replace all 6 injectors along with heui pump … read more
Aaron Evans
Aaron Evans
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Cruise not working, 2001 379 peterbilt cat 6nz, traced wires
traced wires and switches checked ecm found ecm has service brake ON new switch also found wire 281 has power not sure why … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
I have a 1999 GMC C6500 diesel with a Cat 3126b. 7AS40922 is
I have a 1999 GMC C6500 diesel with a Cat 3126b. 7AS40922 is the engine serial number. It starts up and runs for a few seconds. Then the voltage gauge drops to zero and then the engine dies. When the … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 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
10,244 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
10,244 satisfied customers
I have a 2000 379 Pete 3406 e model with a 72 pin ecm like
I have a 2000 379 Pete 3406 e model with a 72 pin ecm like a c15.66000 miles, my tachometer speedometer froze, amp gauge quit, fuel guage quit, truck dies but restarts...if you unblock ground on batte… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2004 ISL 400 that is reading erratic on mileage. What
I have a 2004 ISL 400 that is reading erratic on mileage. What controls the odometer reading with this engine and is it something that can be replaced if found defective? If so, how you do get it set … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
engine serial:SDP14870 VIN:777979 C15 Acert- DPF problem
engine serial:SDP14870 VIN:777979 C15 Acert- DPF problem Hi I am having some issues with the above referenced truck, an overhaul was just done on the truck and we are now experiencing problems with th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
We have a 2000 Kenworth T2000 with a Cat engine. It shut down
We have a 2000 Kenworth T2000 with a Cat engine. It shut down and won't start. We have troubleshot every mechanical thing possible. Finally came to believe that it was a computer shut down of some kin… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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2007 Peterbilt with a C15 Caterpillar 475 hp (eng sn#MXS79829).
2007 Peterbilt with a C15 Caterpillar 475 hp (eng sn#MXS79829). Have a dead miss at the #2 cylinder. With the injector powered it has a dead miss and is smoking. When I shut the #2 injector off with E… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,244 satisfied customers
I have a 2000 International 4700 with a t444e. The engine will
I have a 2000 International 4700 with a t444e. The engine will start, runs smooth, will run at load for about 5-6 minuts and then shuts down like you turned the key off. The only fault code I am getti… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 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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