Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Sensor mounted in overflow tank is leaking. Accidentally
Sensor mounted in overflow tank is leaking JA: What's the make/model/year of your truck? Engine type? Customer: Accidentally pulled it out. 2004 kw w900l isx JA: Are you fixing your truck yourself? Wh… read more
NicholasM1019
NicholasM1019
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Vocational, Technical or Trade School
10 satisfied customers
04 w900l wipers wont work new switch didnt help. they made
04 w900l wipers wont work new switch didnt help. they made one pass on high then nothung can jumper across and will run. … read more
james Roberts
james Roberts
Maintenance assistant
Vocational, Technical or Trade School
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A/C on my 1998 KW W900L cat 3406E is working great but i am
A/C on my 1998 KW W900L cat 3406E is working great but i am having a problem with the engine fan turning on automatically when the a/c is on i have to turn it on manually. I replaced switch-fan overri… read more
Cat Man
Cat Man
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2012 kw w900l cummins isx 15 no power to lift pump fuses
2012 kw w900l cummins isx 15 no power to lift pump fuses good relay good have 12 volts on terminal 30 of relay when key is on… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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On my 2006 KW T600 - my fan is on all the time. I have no
On my 2006 KW T600 - my fan is on all the time. I have no power to the A/C clutch, and no power to either a/c pressure switch. I have completely dismantled the wiring harness & fusebox, but it is ok. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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This is an ISX CM871 engine serial # 60807671 this engine
This is an ISX CM871 engine serial # 60807671 this engine was put into this truck as a crate engine in 2013 currently has 500,000 miles could look at any records or data? Let me if you need more info … read more
cumminsdr
cumminsdr
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High School or GED
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My 01 kw w900l has been setting for about 3.5 months... i
My 01 kw w900l has been setting for about 3.5 months... i charge my batteries and go to start it and it turns over but act like it not getting any fuel at all.... … read more
Cat Man
Cat Man
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What could be the problem with my a/c system on my 1998 kw
Hi. What could be the problem with my a/c system on my 1998 kw w900l when the a/c clutch does not shut of and the a/c lines freez up with white ice?… read more
Keiphun Sowell
Keiphun Sowell
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Does me removing the muffler from my 1998 kw w900l truck
Hello, does me removing the muffler from my 1998 kw w900l truck make it send out more or less smoke?… read more
Mike Mcmillan
Mike Mcmillan
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Looking for Cat Man on this one. If I had a 2004 KW T-800
Hi. Looking for Cat Man on this one. If I had a 2004 KW T-800 with a C-13 in it, and I wanted to put a 2004 C15 (6NZ) Motor into the KW. What are the chances the ECM Plug on the OEM Side will connect?… read more
Cat Man
Cat Man
Cat Engine Expert
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I looked at a 99 KW yesterday with a 3406e engine,
I looked at a 99 KW yesterday with a 3406e engine, serial#6TS07644. Could you please check this engine for me?… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a message on my ecm on a cat c 15, message says
I have a message on my ecm on a cat c 15, message says altitude adj active. What does this meen? … read more
Cat Man
Cat Man
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I am working on a Caterpillar engine, C15 - Sn#6NZ01357. Using
I am working on a Caterpillar engine, C15 - Sn#6NZ01357. Using Cat ET, is there a way to program the temp that the engine cooling fan turns on? Cant get the fan to come on, let the engine get to 215 a… read more
Cat Man
Cat Man
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10,250 satisfied customers
I have an 07 kw w900 with cats latest model motor the c15
I have an 07 kw w900 with cat's latest model motor the c15 475 6nz with the twin turbo and automatic regeneration system. It appears to have an increase of crankcase pressure due to it seemingly tryin… read more
Cat Man
Cat Man
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hi i have a 2006 t800 with a 475 isx. the problem im having
hi i have a 2006 t800 with a 475 isx. the problem im having is with the engine fan staying on and the a\c not working. this is the weird thing,if you let the truck sit overnight then start it up in th… read more
Expert
Expert
I have a 2007 w900l kw the ac works but no air blows in sleeper,in
I have a 2007 w900l kw the ac works but no air blows in sleeper,in the cab all the air b,lows in the floor,cant get it to blow out of vents… read more
diesel-tech
diesel-tech
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I have a 2002 KW W900L, I would like to clean the a/c condenser
I have a 2002 KW W900L, I would like to clean the a/c condenser coils and replace the blower fan. So far, I've removed the kick panel underneath the glove compartment and the center console and I'm at… read more
spankyjr1
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Engine fan will not engage by switch, A/C setting or defrost
Engine fan will not engage by switch, A/C setting or defrost on a 1999 kenworth w900l...help… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 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

Jeremy

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ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

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Curtis B.

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

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Chris (aka-Moose)

Technician

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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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