Medium and Heavy Trucks

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I have a 2014 peterbilt 388 isx 485 and it has to codes 578
Hey sir I have a 2014 peterbilt 388 isx 485 and it has to codes 578 and 101 and I notice that it shows on the dash exhaust high temp whit the sígn code some people toll me that it can be the sensor nh… read more
NicholasM1019
NicholasM1019
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Vocational, Technical or Trade School
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I have a 2002 Freightliner school bus and it won't start. I
I have a 2002 Freightliner school bus and it won't start. … read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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Sorry my question is on an excavator komatsu model PC 220-7
Sorry my question is on an excavator komatsu model PC 220-7 serial number 6534 I have changed my fuel filters and air filters but when it swings or when excavating it cuts off and when you start it st… read more
Grady Woods
Grady Woods
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WE HAVE A CUSTOMER WITH A 2006 C-7 CAT IN A SCHOOL BUS ESN:
WE HAVE A CUSTOMER WITH A 2006 C-7 CAT IN A SCHOOL BUS ESN: KAL84593 WITH ABOUT 6400HRS ON THE ENGINE. HIS COMPLAIN IS SEEMS TO MISS AND SMOKE A LOT AT START UP, EVEN WITH THE UNIT'S BLOCK HEATER PLUG… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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The intake heater light flashes when the bus is cold however
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Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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I am working on a 2009 c-13 with a regen issue. It was going
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Cat Man
Cat Man
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International 3800 DT466E 1997 7.6L 29 August 2018 01:48 No
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Andy
Andy
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Vocational, Technical or Trade School
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2005 International 8600 no a/c....System had leaking
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Andy
Andy
truck /coach technician
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Second opinion] Issue: no-start Cat 3126 Engine: 2001 3126B
[Second opinion] Issue: no-start Cat 3126 Engine: 2001 3126B Caterpillar Engine / Serial number CKM24206 Vehicle: 2002 Thomas School Bus, front engine, flat nose bus Ambient temperature does not seem … read more
Jeremy
Jeremy
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Second opinion] Issue: Intermittent no-start Cat 3126
Second opinion] Issue: Intermittent no-start Cat 3126Engine: 2001 3126B Caterpillar Engine / Serial number CKM24206 Vehicle: 2002 Thomas School Bus, front engine, flat nose busAmbient temperature does… read more
Cat Man
Cat Man
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I washed my 1999 keworth had been oil soaked from bad air
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spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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I have 2005 325 Bobcat mini. Cold it starts up and runs fine
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Daniel Wilson
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I have a school bus with a dt 466r engine. I stopped, added
I have a Thomas school bus with a dt 466r engine. I stopped, added steering fluid and now something is preventing the engine from turning over. The "range inhibit" light is on. I checked brake fluid l… read more
Jeremy
Jeremy
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I have a GMC 1999 school bus cat 3126 that was not cranking
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Cat Man
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Mr. Cat Man, I have a freightliner with cat accert engine.
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i have a 2004 bluebird bus with a catepillar c7. i have a buzzer
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Toby
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My 1990 Prevost Bus has a Detroit Diesel engine. The oil temp
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Curtis B.
Curtis B.
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Ihave a detroit 60series question it is a 1993 frightlined
Ihave a detroit 60series question it is a 1993 frightlined fld120 it starts up and as soon as you trottle it up is the check engine light and stop engine light come on . with ditroit diesel dig link h… read more
FIX-IT
FIX-IT
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Meet the Experts:

Daniel Wilson

Daniel Wilson

12,835 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,293 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,563 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,747 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

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All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,806 satisfied customers

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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