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Related Medium and Heavy Trucks Questions
Just in framed a 01 Mack E7 460, put a new oil pump on it
Just in framed a 01 Mack E7 460 , put a new oil pump on it but have no oil pressure at all. It's not even getting to the oil filters. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
415 satisfied customers
I have a 2005 mack chn 613 it cant get over 50 mph, it just
i have a 2005 mack chn 613 it cant get over 50 mph, it just has no power in the upper end. It pulls fine in lower gears but when i gt up to 6th high and low it just wont go up a hill on the highway, i… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
415 satisfied customers
I have a 2007 Mack CHN 613 with a 427 E7 engine and the
I have a 2007 Mack CHN 613 with a 427 E7 engine and the engine temp is running next to red line under a load, when at rest the temp lowers to normal. The water temperature appears to be running a litt… read more
Bradey V
Bradey V
Certificate
1993 Mack e7 300 engine looses fuel prime to first filter
1993 Mack e7 300 engine looses fuel prime to first filter have replaced lift pump, spring was brke in old pump but still loosing fuel to first filter … read more
Mike Mcmillan
Mike Mcmillan
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2002 mack ch613 power steering turns to the right as it
2002 mack ch613 power steering turns to the right as it should very difficult turning left … read more
Eddy
Eddy
HD Truck Tech
GED
2 satisfied customers
1993 mack truck ch-613 with a 400 hp .timing go to [email protected] full
1993 mack truck ch-613 with a 400 hp .timing go to [email protected] full load and i being told it needs to be 16… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Mack e7 sputters/ misses when you let it idle than take off.
mack e7 sputters/ misses when you let it idle than take off. it clears out normally by the first shift or two and runs out normal … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,520 satisfied customers
I have a 1996 mack ch613 with a e7, I went to a fuel station
i have a 1996 mack ch613 with a e7, I went to a fuel station to fuel up and when I went to turn it on it wouldn't start. it cranks but wont start and when I plug in the scan tool it wont communicate a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,520 satisfied customers
2000 Mack e7-350, no fan clutch output, fault code 4-2. 2000
2000 Mack e7-350, no fan clutch output, fault code 4-2. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
My truck is a 2001 CH 613 Mack with 427 engine and I am
My truck is a 2001 CH 613 Mack with 427 engine and I am getting air in my water system, pushing my water out of hoses and everything … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
My name is ***** ***** , I have a 2000 Mack CH613 with
I have a 2000 Mack CH613 with E7 engine and had #4 eiu was faulty replaced with new one. updated code in the ecm and now #1 and 2 missing have check and the fuel just poor out when line cracked loose and all other pulse when running, swapped out unit pump with #3 and #2 still missing on #1 and #2 stayed the same any thought? … read more
diesel-tech
diesel-tech
Owner of landrys truck repair llc
136 satisfied customers
GA-RP mack e7-350 2000 year model replaced fuel injection pumps (6) no
mack e7-350 2000 year model replaced fuel injection pumps (6) now have fuel in crankcase (3) pumps were bad… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
98 mack ch613 with a Mack E7. Truck won't get out of its own
98 mack ch613 with a Mack E7. Truck won't get out of its own way when on the highway. Hooked up to it and its not showing boost pressure. Can't find the boost pressure sensor. the only active code I h… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 2002 Mack Ch 613, when the truck is cold the truck
I have a 2002 Mack Ch 613, when the truck is cold the truck starts but then sucks the fuel filter dry it will only run when i spray it alot then seems to run fine... i changed the fuel filter already… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,520 satisfied customers
I have a 96 ch it will almost start but shuts off immediately
I have a 96 ch it will almost start but shuts off immediately any help would be greatly appreciated… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Hi, we have a mack truck ch 613 e7 engine with the following
Hi, we have a mack truck ch 613 e7 engine with the following problem. While driving the truck after an hour the electrical mal function light goes on and the engine loses power suddenly. we just turn … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Hello, I have been reading your answers, and I am happy with
Hello, I have been reading your answers, and I am happy with your correspondence with customers. I have a 93 Mack E7 Mechanical engine that developed low oil pressure shortly after replacing a cylinde… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have a 2000 mack ch 613 E7-460. Motor shut down without
I have a 2000 mack ch 613 E7-460. Motor shut down without showing engine shutdown light coming on. or showing any engine codes. We been trying to get it restarted by FRIST checking if we have fuel 2nd… read more
diesel-tech
diesel-tech
Owner of landrys truck repair llc
136 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

11,520 satisfied customers

Owner at DJ Wilson

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Cat Engine Expert

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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

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

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cumminsdr

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All types of Cummins applications

Curtis B.

Curtis B.

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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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