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I have a 03 ch613 Mack with a 427 that I need help with.
I have a 03 ch613 Mack with a 427 that I need help with … read more
Mike Mcmillan
Mike Mcmillan
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Have a Mack e7 427. The fan clutch is locked in and we were
Have a Mack e7 427. The fan clutch is locked in and we were diagnosing it. checked solenoid fine. Went to eck … read more
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Keiphun Sowell
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Engine fan wont kick up to high speed on an 05 mack vision
Engine fan wont kick up to high speed on an 05 mack vision think theres 5 wires going to fan hub red has 12 volts green has about 6 volts rest are 0 trying to figure out if hub clutch is bad or sensor… read more
Mike Mcmillan
Mike Mcmillan
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I am needing the torque specs for mack ac 427 with head bolt
I am needing the torque specs for mack ac 427 with head bolt sequence and torque steps the last six for the vin is 007239 model is chn613 … read more
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It's been sitting up and won't start. New fuel and filters
It's been sitting up and won't start. New fuel and filters but having a fuel problem … read more
Mike Mcmillan
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Need cyl head torque specs for 2001 e-7 427 mack. Mack ch613
need cyl head torque specs for 2001 e-7 427 mack JA: What's the make/model/year of your truck? Engine type? Customer: mack ch613 2001 engine E-7 427 JA: Are you fixing your truck yourself? What have y… read more
Mike Mcmillan
Mike Mcmillan
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My name es Nestor. Mack/Cxn613/2006/5G0724. I need the vecu
hi JA: Hi. How can I help? Customer: my name es Nestor JA: What's the make/model/year of your truck? Engine type? Customer: Mack/Cxn613/2006/5G0724 JA: Are you fixing your truck yourself? What have yo… read more
Mike Mcmillan
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My 2005 cv713 Mack roll-off with 427 Mack overheats on hot
my 2005 cv713 Mack roll-off with 427 Mack overheats on hot humid days clutch fan seems does it sound like radiator should be head gasket was done approximately 5000 miles ago not losing any fluid but … read more
Daniel Wilson
Daniel Wilson
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I have a 03 Mack E7 427 engine it runs hot with thermostats
I have a 03 Mack E7 427 engine it runs hot with thermostats in you can take them out and it does not get above 160 degrees empty soon as you put thermostats back in it starts running hot what could be… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
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I have a E7 427 mack with elec fuel pedale, it run rough and
i have a E7 427 mack with elec fuel pedale, it run rough and smoke white and blue , injector seem fine advance timming selenoide had a broken Oring … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 2006 mack that has a a1-427 engine and it just stalled
I have a 2006 mack that has a a1-427 engine and it just stalled and wont start again. I have fuel coming out of the secondary filter to the switch of some sort but no fuel going to the injectors. Any … read more
Daniel Wilson
Daniel Wilson
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How do you change bosch fuel injection pump on mack e7 427
How do you change bosch fuel injection pump on mack e7 427 . One of mine is leaking but still runs good. Paul… read more
Wayne
Wayne
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what are the torque specs for an exhaust manifold on a 2005
what are the torque specs for an exhaust manifold on a 2005 Mack and the turbo bolts 427 engine in it?… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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HOW TO REPLACED THE UNIT PUMP ON A MACK AI-427-ASET. 35 IJECTORS.
HOW TO REPLACED THE UNIT PUMP ON A MACK AI-427-ASET. 35 IJECTORS. ANY TEC INFO AND TORQUE SPECS… read more
dieseldoctorkev
dieseldoctorkev
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2001 Mack CX613 Vision 427Need to change oil pan gaske
2001 Mack CX613 Vision 427 Need to change oil pan gasket.... Last 8 of VIN: 1W010034 Need how to, tips on changing, pitfalls to avoid, and source for gasket and isolators (if really needed)… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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I have a 1998 Mack E7 427 that we have just installed a new
I have a 1998 Mack E7 427 that we have just installed a new clutch into today. We have lined everything up and went by the book but the clutch fork will not go over the throw out bering? We are about … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
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We have a 2004 Mack 427 and we just had the wiring harness
We have a 2004 Mack 427 and we just had the wiring harness replaced. Now the cooling fan comes on intermittenly but not when I need it to. The entire system shuts down when the temp reaches 220. Any t… read more
Expert
Expert
I am getting no voltage to the eups, I melted some
I am getting no voltage to the eups, I melted some wiring 8 month ago and a service tech rewired the front 3 cylinders. Been running fine since. I parked it for two days tried to start it, it acted li… read more
Diesel fumes
Diesel fumes
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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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