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Related Medium and Heavy Trucks Questions
How do you get the air out of the fuel injectors of a Mack
How do you get the air out of the fuel injectors of a Mack e7 … read more
Chris (aka-Moose)
Chris (aka-Moose)
Technician
Vocational, Technical or Trade School
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Mack 2014 pennicle mp8 engine approx 200k miles dump truck.
Mack 2014 pennicle mp8 engine approx 200k miles dump truck.Power leash engine brake started cutting in & out under load rocking the engine trans & cab, like a truck with death wobble.I can recreate it… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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I have 1998 mack rb688s with a e7 350 engine losing power
i have 1998 mack rb688s with a e7 350 engine losing power going up a incline I just got the the headed and injectors done on it. It still smoke a lot tht color of the smoke is black … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
15,199 satisfied customers
Cylinder 4 is missing. Replaced injector and unit pump. If
Cylinder 4 is missing. Replaced injector and unit pump. If you crack line at unit pump it's just a flow of fuel not a squirt like other cylinders … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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Have a 2000 mack rd688s.Driver said it was using 2 gallons
Have a 2000 mack rd688s.Driver said it was using 2 gallons engine oil a day. He also said it was blowing a heavy stream of white smoke, especially when jake brake was on. When i test drove it i for th… read more
Mike Mcmillan
Mike Mcmillan
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2000 mack e7 350 change front head piston liners rod
2000 mack e7 350 change front head piston liners rod bearings truck smoks alot … read more
Mike Mcmillan
Mike Mcmillan
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2005 mack 460 theses are the coda 250. 254. 269. 277. 242.
2005 mack 460 theses are the coda 250. 254. 269. 277. 242. … read more
Daniel Wilson
Daniel Wilson
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Have a 2011 mack with a mp8 engine whining sound from engine
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Mike Mcmillan
Mike Mcmillan
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Freightliner 2005 MBE 4000 Columbia with Fuller 10 speed.
Freightliner 2005 MBE 4000 Columbia with Fuller 10 speed. Making grinding noise in 10th gear when u take your foot off the pedal. Truck runs fine no other issues.… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
2007 mack with an MP8 engine.The customer brought it to me
2007 mack with an MP8 engine.The customer brought it to me after spending over 20,000 at a mack dealer and having a delete done hoping it would fix his low power.i am not a Mack expert so it is a scho… read more
Mike Mcmillan
Mike Mcmillan
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1993 mack truck ch-613 with a 400 hp .timing go to [email protected] full
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Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
15,199 satisfied customers
I have a 2004 Mack vision CX613 pushing coolant from the
I have a 2004 Mack vision CX613 pushing coolant from the overflow tank. Truck doesn't run hot. Usually around 180-190 degrees.… read more
Daniel Wilson
Daniel Wilson
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Disconnected battery to do some welding.Reconnected battery
Disconnected battery to do some welding.Reconnected battery and they were dead. … read more
Wayne
Wayne
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We got a 2003 mack ch613 that tje dealer just put a new
We got a 2003 mack ch613 that tje dealer just put a new turbo on and it wont build over 22 psi of boost has no loos or busted hoses or pipes that we can tell been over it with soap and water thanx in … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 99 mack the came into my shop missing on cylinder
I have a 99 mack the came into my shop missing on cylinder number 5 after it warms up replaced injector and unit on that cylinder and is still the same thing will miss after it gets hot check the volt… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 04 Mack that has a low power issue. We checked the
I have a 04 Mack that has a low power issue. We checked the intake system and found the cac leaking. replaced and same issue. the idle up seems really slow to me took 4.5 seconds on a stop watch to go… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2000 Mack CL713 with an E7 460. It has a chirp
Hi I have a 2000 Mack CL713 with an E7 460. It has a chirp sound, our mechanics have taken of the valve cover and when pressure is applied to the number 4 rocker the sound goes away, we are not pushin… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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2004 Mack cx613 460 vin 1m1ae07y74n016111 Engine blink code
2004 Mack cx613 460 vin 1m1ae07y74n016111 Engine blink code 6-4 Low power, engine misses on acceleration (intermittent), rpm limited to 1300 both on idle and driving(intermittent) cruise or high idle … read more
Daniel Wilson
Daniel Wilson
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4,737 satisfied customers
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Daniel Wilson

Daniel Wilson

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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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