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2019 579 peterbilt with Paccar engine. Also equipped with
2019 579 peterbilt with Paccar engine. Also equipped with mitigation system. Pulling loaded tanker. Mitigation beeps with no one in. Front of you and sets brakes. … read more
Keiphun Sowell
Keiphun Sowell
AutoDiesel Technology
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Our 2016 Peterbilt with SmartAir system - doesn't seem to
Our 2016 Peterbilt with SmartAir system - doesn't seem to have the "auto start" ability (switch on dashboard) to utilize the auto-start function when the batteries get too low to operate the SmartAir … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have 2013 579 paccar mx13 code 1514. And power reduce due
I have 2013 579 paccar mx13 code 1514. And power reduce due to scr system fault … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
205 satisfied customers
I am driving a Peterbilt 579 with a paccar engine and a 10
Hello, I am driving a Peterbilt 579 with a paccar engine and a 10 speed auto transmission. Is it normal for this transmission to have a delay when fully loaded and I apply the brakes? It's very inconv… read more
Mike
Mike
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215 satisfied customers
I have a 2012 mx 13 paccar with code p0094 and p228d code
I have a 2012 mx 13 paccar with code p0094 and p228d code can you help me out … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,735 satisfied customers
Hooking up my CB I heard the fuse blow where is the fuse for
Hooking up my CB I heard the fuse blow where is the fuse for the CB and radio located in a 2019 peterbilt 579 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,228 satisfied customers
I HAVE CODE SPN 1347 and SPN 5442, 2015 Peterbilt 579,
I HAVE CODE SPN 1347 and SPN 5442 JA: What's the make/model/year of your truck? Engine type? Customer: 2015 Peterbilt 579, paccar engine JA: Are you fixing your truck yourself? What have you tried so … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,228 satisfied customers
I have a 2015 peterbilt 579 with a paccar engine and the fan
I have a 2015 peterbilt 579 with a paccar engine and the fan clutch is not coming on. The light in the dash is coming on but the fan does not and the temperature in getting up to 225. … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
I have a 2018 Peterbilt and my fcan buss warning goes on and
I have a 2018 Peterbilt and my fcan buss warning goes on and off intermittently. Any solutions? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,228 satisfied customers
Need to know how to charge the overhead dome light in the
Need to know how to charge the overhead dome light in the drivers compartment the one in the middle of my 579 peterbilt … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
I had a sensor diaconnected. How do i turn the dinging alarm
I had a sensor diaconnected. How do i turn the dinging alarm off? … read more
cumminsdr
cumminsdr
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High School or GED
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Fuel turning black.Have to change fuel filters often.Now
Fuel turning black.Have to change fuel filters often.Now loosing prime on the fuel. … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
I have a 2015 peterbilt 579. It is having regen issues. I
I have a 2015 peterbilt 579. It is having regen issues. I pulled apart the decomposition tube( I found def crystals at dosing valve. There was solidified def in the decomp tube, I cleared all that out… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
205 satisfied customers
Why would me dome light and panel light go out in a
why would me dome light and panel light go out in a peterbilt 579 - all fuses look good. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,228 satisfied customers
I have a 2017 peterbilt 579 that has lost communication with
I have a 2017 peterbilt 579 that has lost communication with the transmission..what causes this and is there something I can do … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,228 satisfied customers
I have a 2013 peterbilt with an mx-13. Check engine light
I have a 2013 peterbilt with an mx-13. Check engine light comes on and the display says 2 things : EGR delta pressure DPF fuel enable actuator… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,735 satisfied customers
I have in our shop a 2012 Peterbilt with a Paccar engine in
I have in our shop a 2012 Peterbilt with a Paccar engine in it and multiple codes, cylinder miss on the freeway.… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,735 satisfied customers
Peterbuilt trucks, my sons driving 2011, in the mid west.
Peterbuilt trucks, my son's driving 2011, in the mid west. He says his brakes are Squishy in the sub zero cold weather. Had it checked but found nothing, carrying 70,000lb. loads. Any Service bulletin… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
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Daniel Wilson

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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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