Medium and Heavy Trucks

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I have a 2000 w900L kenworth with a 2004 isx 475 the cruise
i have a 2000 w900L kenworth with a 2004 isx 475 the cruise control stopped working and i have a 10second delay in the jake both happen at the same time jake comes on after 10 seconds after you releas… read more
Daniel Wilson
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Auto Mechanics 1&2/diesel mech
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Have a 2009 386 peterbilt with no dash lights or marker
have a 2009 386 peterbilt with no dash lights or marker lights. but when turn key on initially dash lights work. does peterbilt run 5 volt supply to switches? … read more
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2008 Peterbilt 386 has no lights, no dash and will not shut
2008 Peterbilt 386 has no lights, no dash and will not shut off - think it's a short somewhere in a wire - where should I look first? … read more
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ISX Cummins, started spins but will not engage, where should I look for the problem? … read more
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2013 pet 386 with a cummins ISX 15. Started it up, it rane
2013 pet 386 with a cummins ISX 15. Started it up, it rane for about 30 min, it shut off like it ran out of fuel. so i changed the fuel filters and it still wont start . it fires as long as the DEF ga… read more
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Saying fuel pressure delivery is the fault code and it wont
Saying fuel pressure delivery is the fault code and it wont start … read more
Mike Mcmillan
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I have a 2011 386 peterbilt show DPF fuel pressure delivery
I have a 2011 386 peterbilt show DPF fuel pressure delivery code and a clogged dpf symbol but just had the dpf filters cleaned but symbol stays active for clogged … read more
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I have a 2008 peterbilt 386 with the Cummins ISX. It just
it just now started diesel smoking and missing while I was going down the highway … read more
Andy
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Vocational, Technical or Trade School
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08 Cummins ISX 386 peterbilt. Is overheating when it pulls a
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truck /coach technician
Vocational, Technical or Trade School
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I have a 386 Peterbilt that I am having issues with the Turn
I have a 386 Peterbilt that I am having issues with the Turn signals and hazard lights, and Brake lights. They are not working correctly, when hazards are on the left front turn signal blinks and the … read more
Expert
Expert
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2009 386 with Cummins ISX. Lose throttle and engine light
2009 386 with Cummins ISX. Lose throttle and engine light comes on. Code is throttle position. replaced 2 tps's, both the harnesses to ECM, and the ECM. Added more grounding and cleaned all connection… read more
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I changed my starter four days ago. My voltage meter is
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Daniel Wilson
Daniel Wilson
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I have a 2012 Peterbilt with a Cummins ISX. the fan runs all
I have a 2012 Peterbilt with a Cummins ISX. the fan runs all the time. I changed the solenoid and fan switch. Still running. What's next ? … read more
Wayne
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I put on a new fan clutch and solenoid. The fan will not
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I have an ISX 1 EGR DPF pushes coolant out the overflow, in
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cumminsdr
cumminsdr
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I have a 2005 KW T800 vin 1XKDD48X96R106308 eng 79097518.
I have a 2005 KW T800 vin 1XKDD48X96R106308 eng 79097518. Its an ISX cummins. My issue is that the cruise and the jake only work sporadically. I test drive it this weekend and when you set the cruise … read more
FIX-IT
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I have a 2008 T-800 Kenworth with a Cummins ISX 525hp motor.
I have a 2008 T-800 Kenworth with a Cummins ISX 525hp motor. The problem is it randomly losses power. The stop engine light on the dash comes on and stays on steady, the engine brake comes on and thei… read more
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Harness, fuses, what? Just got 2008 Peterbilt 386 with a Cummins
Harness, fuses, what? Just got 2008 Peterbilt 386 with a Cummins ISX Signature 600 out of MHC Denver. After having two (2) sensors replaced - the pressure sensor & the TPS Assy (which was under warran… read more
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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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