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Related Medium and Heavy Trucks Questions
I have 1999 Peterblt highway truck cat c15 engine problem is
Hi sir I have 1999 Peterblt highway truck cat c15 engine problem is makes air pressure in fuel filter truck don't start without spray and full of fuel both filter after start 2 minutes truck shut down… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
47 satisfied customers
We have in our shop a 1997 Freight-liner with a Cat 3406E
Hello, we have in our shop a 1997 Freight-liner with a Cat 3406E with low power and not boosting properly. Engine SN# ***** The engine will make 0-1lbs of boost full throttle on a hill. No smoke, no b… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a cat engine in a peterbilt truck. the engine is a
hello i have a cat engine in a peterbilt truck. the engine is a 5EK TRUCK WAS RUNNING PERFECT DRIVER SAID JUST SHUT OFF. HAD A TECH GO CHECK OUT THEY SAID THERE WAS A CODE FOR CAM SENSOR. WE CHANGED O… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
47 satisfied customers
I have a 5EK 3406e that I cannot seem to get to run
Hello there, I have a 5EK 3406e that I cannot seem to get to run strongly, even after full out of frame overhaul … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
New truck, I have 3000 miles on it, first time i drove it
new truck, I have 3000 miles on it, first time i drove it all the fuel transfered to pass tank and started pouring fuel out the vent and fuel cap, vents and lines are clear … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
Fan clutch will not disengage while driving and manual
fan clutch will not disengage while driving and manual switch not working in cab. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
I have a 1997 peterbilt 379 with a caterpillar 3406e 5ek
I have a 1997 peterbilt 379 with a caterpillar 3406e 5ek that's been having a sputter/miss fire issues. It only does the sputter or miss underload at around 1400rpms and 20-30psi boost it will stop on… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I'am working on a 1999 CAT 3406E in a freightliner truck,
Hi, I'am working on a 1999 CAT 3406E in a freightliner truck, the truck has been sitting for 4 months and now it will not start. I scanned the engine there are no active fault codes, I'm almost certai… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 2005 peterbilt that has a 3406e 5ek engine. My
I have a 2005 peterbilt that has a 3406e 5ek engine. My speedometer was working fine. We changed the ecm and copied the parameters out of the old ecm. Now the speedometer is way out of calibration. Ge… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a 96 5EK engine that developed a vibration that
I have a 96 5EK engine that developed a vibration that starts at 800 and increase until about 1100 rpm then slowly fades out while sitting still. While driving the vibration starts at about 40mph and … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I'm working on a cat 3406E 5EK. I'm trying to figure out the
Hello, I'm working on a cat 3406E 5EK. I'm trying to figure out the camshaft end play. After bolting the thrust plate up, I have no end play and cannot spin freely. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
1999 Peterbilt 379 with cat 3406e died while driving on
1999 Peterbilt 379 with cat 3406e died while driving on interstate. Driver's fuel tank was empty, seems like it ran out of fuel. Put 20 gallons of diesel & tried to crank but wouldn't start. I am on t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Cat man! I have a 1996 peterbilt 379 with a 3406E, serial#
hello cat man! I have a 1996 peterbilt 379 with a 3406E, serial# ***** i'm looking at a 1999 3406E serial# ***** in a Volvo, both are original to the trucks, my question is can the Volvo motor be put … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
3406e, I was driving along truck was running fine. Full of
3406e, I was driving along truck was running fine. Full of fuel,about 90 miles into trip, engine started to sputter, got off road, checked water seperator, little water came out. Took filters off both… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 97 379 Peterbilt with a 3406e and seem to have a fuel
I have a 97 379 Peterbilt with a 3406e and seem to have a fuel delivery issue as well as an asphaltene problem that came from a bunk heater that runs off one of my tanks. It turned the fuel black and … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Hi Cat Man, Iam working on a 1999 Peterbilt 379 with a 3406E
Hi Cat Man, I'am working on a 1999 Peterbilt 379 with a 3406E CAT in it, after sitting for a couple of days it will start up right away like usual but after about 10 seconds it will stall out.To get i… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 1995 Peterbilt with a 3406E Cat in it. fuel pressure
I have a 1995 Peterbilt with a 3406E Cat in it. fuel pressure is running 70-75 psi at idle and 95-100 psi under load going down the highway. pressure will randomly drop to 45-50 psi when shifting thro… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 97 peterbilt 379 with a 3406e cat, for some reson
I have a 97 peterbilt 379 with a 3406e cat, for some reson my fuel tanks wont level, the other day, I still had 1/4 tank in the driver side, but the truck shut off while going down the road because th… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 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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