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1999 PETERBILT 379 WITH A DETROIT 12.7. OPENED THE FUEL
1999 PETERBILT 379 WITH A DETROIT 12.7. OPENED THE FUEL WATER SEPARATOR TO DRAIN THE WATER AND ENDED UP WITH AIR IN THE LINES. TRUCK WONT START AGAIN. HOW CAN I PRIME THE FUEL SYSTEM ON THIS ENGINE SI… read more
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Vocational, Technical or Trade School
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Daniel Wilson
Daniel Wilson
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We have a 98 peterbilt, the fan would not come on unless we
Hello we have a 98 peterbilt, the fan would not come on unless we put it on manually. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,537 satisfied customers
I have a 2003 Peterbilt 379, with a 12.7 liter detriot. my
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Need wiring diagram to computer from wire harnesses on
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Andy
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98 PETERBILT, the speedometer works but shows no speed on
98 PETERBILT, the speedometer works but shows no speed on the computer, cruise does not set. … read more
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I need to know the switch # 1 position of the service brake
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Daniel Wilson
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I have an 2003 379 pete that will not build air pressure in
I have an 2003 379 pete that will not build air pressure in the passenger side air tank , which is the auxillary … read more
Daniel Wilson
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I have a 2013 peterbilt with an mx-13. Check engine light
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Jeremy
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I HAVE A 2008 PETERBILT 365 WITH A CUMMINS ISM ENGINE, THE
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Wayne
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I have a 2000 peterbilt 379exh with a cat 3406e 2ws truck
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I VE GOT A 2000 PETERBILT 379 TRUCK IS NOT BUILDING AIR PRESSURE
I VE GOT A 2000 PETERBILT 379 TRUCK IS NOT BUILDING AIR PRESSURE IT WAS BUILDING PRESSURE THEN STOPPED. IT WOULD BUILD TO THIRTY SOMETIMES IT WOULDNT BUILD AT ALL. YOU WOULD HAVE TO WAIT CUT THE TRUCK… read more
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I have a 1994 peterbilt with a 12.7 60 Series engine DDEC II.
I have a 1994 peterbilt with a 12.7 60 Series engine DDEC II. Two nights ago my alternator went out on the truck, it was running until I turned the lights on and tried to get out of a housing subdivis… read more
Dieselman36
Dieselman36
High School or GED
We have an 05 Peterbilt with ISX Cummins. Yesterday the manifold
We have an 05' Peterbilt with ISX Cummins. Yesterday the manifold pressure would climb while holding rpms steady, engine would build 30psi and drop off, meanwhile the pyrometer would rise relatively f… read more
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Daniel Wilson

Daniel Wilson

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Chris (aka-Moose)

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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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