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Related Medium and Heavy Trucks Questions
Caterpillar ECM harness adapter. I have a 1999 kenworth with
Caterpillar ECM harness adapter. I have a 1999 kenworth with a 70 pin ECM on a 3406E 2WS caterpillar engine. I'm putting in a 1997 6TS 3406E caterpillar engine but it has a 40 pin ECM. Is there a harn… read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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Cat Man, I am looking for an opinion on a motor swap. I have
Cat Man, I am looking for an opinion on a motor swap. I have acquired a Kenworth with a 2WS that has blown the bottom end beyond repair. It is a very nice truck otherwise. I have a totaled Pete with a… read more
Keiphun Sowell
Keiphun Sowell
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I would like to know what engine and transmission comes with
I would like to know what engine and transmission comes with this truck please 2007 Peterbilt 379*****************… read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I have a 70 pin Peterbilt with a C15 and I put a a model in
I have a 70 pin Peterbilt with a C15 and I put a a model in its 40 pin wiring harness I mean 40 pin motor how can I fix that … read more
Nich1019
Nich1019
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I have a 3406 in2003 Pete 379. No power to pin 21. Need to
I have a 3406 in2003 Pete 379. No power to pin 21. Need to know where it gets it's power from. … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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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
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Vocational, Technical or Trade Scho
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I have a 95 Cat 3176B engine in my Peterbilt 357 and am
I have a 95 Cat 3176B engine in my Peterbilt 357 and am looking to swap it out and I would like to know what motor replaced it and would match up to it? I have been told 3406E “95-96” and others say t… read more
Cat Man
Cat Man
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Have a 1999 Peterbilt 379 break light works in the morning
Have a 1999 Peterbilt 379 break light works in the morning then nothing I changed the switch … read more
Bradey V
Bradey V
Certificate
The abs relay valve is leaking air out the exhaust all the
The abs relay valve is leaking air out the exhaust all the time with the brakes set and released whats out the valve or can it be something else … read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
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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
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Vocational, Technical or Trade Scho
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I have 1996 peterbilt with a 3406e in i changed the rad,
i have 1996 peterbilt with a 3406e in i changed the rad, intercooler and harmonic balancer now i have no boost … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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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
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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
6,062 satisfied customers
I'm putting a 2000 peterbilt(###) ###-#### ***** engine in a
I'm putting a 2000 peterbilt(###) ###-#### ***** engine in a 1996 peterbilt 379 that has a detroit DDEC IV 60 series engine and i need the ecm interface wiring schematic and pin configuration from fir… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 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
Hi Cat Man, Iam doing a engine swap with a 3406E CAT. The
Hi Cat Man, I'am doing a engine swap with a 3406E CAT. The original engine serial number is XXXXX this engine is in a 1998 Peterbilt.The donor engine is out of a 1999 Freightliner it's serial number i… 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
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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
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 satisfied customers

Owner at DJ Wilson

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I am ASE Master Truck Certified.

Wayne

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

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cumminsdr

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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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