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My truck was deleted over a year ago. He couldn't delete the
My truck was deleted over a year ago. He couldn't delete the egr valve on that particular truck. Trucks has lost tremendous amount of power almost like starving for air or fuel. Mack place cant figure… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
2013 mp 8 shudder or buck off and on. 2013 mack pinnacle mp8
not sure if fixing myself or taking to dealer... started with fuel filters they seem to have a lot of black / possible alge … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
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
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
2014 mack Pinnacle MP8 engine truck cranks over but will not
2014 mack Pinnacle MP8 engine truck cranks over but will not start unless the throttle pedal is quickly pumped, and it still takes several attempts.truck will start normally if running, shut down and … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a 2013 Mack CHU613 with the MP8 engine. 2013 Mack
-SPN 1072 FMI 4 -SPN 1127 FMI 18 -SPN 647 FMI 5 -SPN 4811 FMI 2 -SPN 4813 FMI 4 -SPN 1265 FMI 4 -SPN 3936 FMI 0 -SPN 1127 FMI 10 -SPN 1127 FMI 14 -SPN 411 FMI 7… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
Speedometer quicks working and engine rev limits to 1400
speedometer quicks working and engine rev limits to 1400 rpm … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a Mack MP8 445 with lose of power issue. Changed fuel
I have a Mack MP8 445 with lose of power issue. Changed fuel filters still having the issue … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
After hauling out of red clay today the truck wouldnt pull
after hauling out of red clay today the truck wouldnt pull out at all but when on the road run good. Check transmision light came on multiple times shut the truck off light goes away. It's like the tr… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a Mack 2011 with mp8 it shakes badly when it reach
I have a Mack 2011 with mp8 it shakes badly when it reach above 50 I have change the fuel filter housing and still the same I have to gear down from 10 to 9 speed because the vibration is really bad what can be the possible problwm … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a 2010 mack trident MP8 engine,done 935000 klm had
Hi Steve i have a 2010 mack trident MP8 engine,done 935000 klm had injectors and cups done about 375000 klms ago last week 19/3/19 had injectors removed and two new cups fitted and put the same inject… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I HAVE A 2010 MP10 MACK MOTOR AND BETWEEN 14 TO 1600 RPM THE
I HAVE A 2010 MP10 MACK MOTOR AND BETWEEN 14 TO 1600 RPM THE TRUCK SHAKES AND STUDDERS AND I ONLY GET 18 TO 25 POUNDS OF BOOST PRESSURE … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
Have a 2011 mack with a mp8 engine whining sound from engine
Have a 2011 mack with a mp8 engine whining sound from engine at 25psi of turbo boost then it shoots up to 38psi of boost … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a 2013 volvo semi, when i get rpms to a spot its let
I have a 2013 volvo semi, when i get rpms to a spot its let off.. we I got truck we took cap off speed it was a company truck is there such thing as a cap on the rpms? or is it the rear end too small? … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
Turns over no start can either will start the runs rough and
turns over no start can either will start the runs rough and has bad fuel knock can manual pump and will level out but if left idling will die and response is bad … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
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
checking out an 89 superliner on Tuesday e9500..are they a
checking out an 89 superliner on Tuesday e9500..are they a dependable engine ??best rpm for cruise?? cost to maintain/overhaul etc??would be used to pull cement tankers up to 62000kg gvw… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Have 07 Freightliner century. Dd 60 14 ltr. 750,000 has been
Have 07 Freightliner century. Dd 60 14 ltr. 750,000 has been running excellent but coolant level sensor went bad, unplugged it, drove about 1400 miles. Take off with back haul, damn seems way heavy . … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
ISX 15 / 600hp hi-torque 430 gears in my 2013 peterbilt heavy
ISX 15 / 600hp hi-torque 430 gears in my 2013 peterbilt heavy haul tractor. 33k miles. Grossing around 200,000 lb on 13 axles. When I get on the 5-6% grades it will do ok. pulls approx 16-18mph. BUT o… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
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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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