Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
1996 379. Common problem i guess but I have no trailer brake
1996 379. Common problem i guess but I have no trailer brake lights but everything else is working even tractor brake lights. Ive checked the pressure switch. 1 wire going in with keyed power and 2 co… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
All is well with you i'm looking for info on a 3406e 5ek
Hey hope all is well with you i'm looking for info on a 3406e 5ek tach wiring in a 1996 Western Star 4964F … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
I did a engine swap on a 1994 Peterbilt 379, original engine
I did a engine swap on a 1994 Peterbilt 379, original engine was a 3406b swapped to a 3406e. I'm trying to find out how to wire the engine brake and cruise control. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I have a 5ek cat and it running 210 and gets to 220 easily
I have a 5ek cat and it running 210 and gets to 220 easily even with fan on u can't get below 210 during day fan runs all time at night long as not in hard pull will stay in 210-212 range has new radi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
Installing 5ek 3406e On a 2008 kenworth t800 that has a c15
Installing 5ek 3406e On a 2008 kenworth t800 that has a c15 SDP engine … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
Have 3406e with serial number 5ek67120 truck was running
have 3406e with serial number 5ek67120 truck was running excellent and customer installed after market programmer and on intial power up and test drive check engine light came on I pulled codes and go… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 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
10,253 satisfied customers
I have a cat 3406 5ek in my peterbilt truck. At times the
Hi Steve. I have a cat 3406 5ek in my peterbilt truck. At times the water temp. Will stay down at 130. Then later on in the day I look down and it's 150 or higher which I feel is normal. Am I looking … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
We have flashed a 5EK ECM to 550 and it will not take
We have flashed a 5EK ECM to 550 and it will not take program the interlock code. Im wondering if the previous low nox file has something to do with it? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
What's the book hrs to r&r a crankshaft in a 3406e cat in a
What's the book hrs to r&r a crankshaft in a 3406e cat in a 95 379 ex hood peterbilt and r&r rod and main bearings?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I have a 1996 Peterbilt 379 the fuse for the tachometer
I have a 1996 Peterbilt 379 the fuse for the tachometer speedometer alternator and a few extra accessory gauges will blow as soon as you plug it in I'm not real sure how to locate where the short may … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
Lol m working on a 1998 peterbilt that the speedometer isn't
lol m working on a 1998 peterbilt that the speedometer isn't working. Replaced sensor already. Cat et is not registering any speed either. Possibly wiring between sensor and ecm?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 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
10,253 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
10,253 satisfied customers
Where can I find the location of my sensors on a CAT 3406E
Where can I find the location of my sensors on a CAT 3406E Engine. My engine serial # 6TS27136.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I'm switching a 99 peterbilt from Detroit ddec3 to cat 3406e
I'm switching a 99 peterbilt from Detroit ddec3 to cat 3406e 40 pin. What do I need for the cab. I have the harness from the ecm to the firewall from a donor truck. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
3406e 2ws cat motor. changed out two a 3406e 5ek cat motor.
3406e 2ws cat motor. changed out two a 3406e 5ek cat motor. need to chage wireing to cumputer. can you help me… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
My boss has a 1996 379 peterbilt with a 3406 E cat. Truck has
My boss has a 1996 379 peterbilt with a 3406 E cat. Truck has a 13 speed with 3:55 rears. The truck set for 2 years. He has a lot of $ tied up in it. The problem is they had the parameters changed in … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

10,253 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

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worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 satisfied customers

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

cumminsdr

cumminsdr

Mechanic

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 satisfied customers

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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