Medium and Heavy Trucks

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E7 427 Mack got no oil pressure. 99 Mack ch 600 with e7 427
E7 427 Mack got no oil pressure JA: What's the make, model, and year of your heavy truck? Customer: 99 Mack ch 600 with e7 427 motor no oil pressure JA: When was your last oil change? Have any error c… read more
Mike Mcmillan
Mike Mcmillan
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Associates
6,454 satisfied customers
Gm sir, i have a 2000 ch 600 series mack with a 350 or a 427
Gm sir , i have a 2000 ch 600 series mack with a 350 or a 427 engine ?, i don't know which it had a 350 but the engine was changed . I have oke cg pu … read more
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Vocational, Technical or Trade Scho
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Nesesito el torque de tapa de bloque motor mack E7 427
nesesito el torque de tapa de bloque motor mack E7 427 del199 y de valvulas … read more
Wayne
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2001 Mack ch 613 427. Engine fan will not come on when
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Andy
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Mack 427 engine has low oil pressure. 2002 Mack ch 613 with
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Im trying to find a trouble shooting code for Rack Position
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Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
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My Dad has a 00 Mack Ch E7 it keeps derating and keeps
My Dad has a 00 Mack Ch E7 it keeps derating and keeps showing multiple codes have replaced several sensors but hasn't helped it runs fine sometimes … read more
Daniel Wilson
Daniel Wilson
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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
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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
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Mike Mcmillan
Mike Mcmillan
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2008 mack ch 613 lightin bolt on then shuts down lightin
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Mike Mcmillan
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I have a ch613 showing a 6-3 fault on electric malfunction
I have a ch613 showing a 6-3 fault on electric malfunction light. When I disconnect the fic unit it goes to a 6-2 fault. And all checks in harnesses seam ok? … read more
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My 2005 cv713 Mack roll-off with 427 Mack overheats on hot
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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
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Daniel Wilson
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Mack ch fleet liner 2007. It is a tipper truck and after 3
Mack ch fleet liner 2007. It is a tipper truck and after 3 loads it gets stuck in gear. It has autoshift… read more
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How do you change bosch fuel injection pump on mack e7 427
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My 1994 ch Mack truck with ea7 v Mack 1 will only idle will
My 1994 ch Mack truck with ea7 v Mack 1 will only idle will not rev up both engine lights on… read more
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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
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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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