Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 95 mack ch613 e7 350 engine i change the clutch it
i have a 95 mack ch613 e7 350 engine i change the clutch it had pulling power before up a bridge now it doesnt this is the transmission #11KBA41041P8 this transmission has the wires coming from the sh… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
On more level ground i cruise at 75 mph no problem and very
On more level ground i cruise at 75 mph no problem and very little white smoke. When climbing hills or mountain grades i lose speed and power booster guage wont go past 30 on dash. And my exhaust pump… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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I just replaced the Alternator on my CHN613 Mack truck and
I just replaced the Alternator on my CHN613 Mack truck and now my ABS light for the truck and trailer are on and I cannot figure out what's going on … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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I'm need the overhead procedure for a 2012 Mack chu 613 with
I'm need the overhead procedure for a 2012 Mack chu 613 with an mp8.vin# ***** I got one on here last week from you but the instructions don't match the timing marks on the camshaft. Any help will be … read more
Steven
Steven
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I have a 2013 VNL670 with a D13. Truck went into the shop
I have a 2013 VNL670 with a D13. Truck went into the shop for a Re-gen issue, that was fixed. When. It came out we had a vibration that originally felt like a clutch slipping. Tech said no issues with… read more
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Steven
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Why does the regen come on in my 2014 ram often always says
Why does the regen come on in my 2014 ram often always says 100 percent full counts down to 70 percent then says clean … read more
Chris (aka- Moose)
Chris (aka- Moose)
Vocational, Technical or Trade School
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The cable 4 tilt/telescopic on Volvo VNL 780 (2001) broke. I
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I drive a 2013 Freightliner Cascadia with a Cummins Engine.
I drive a 2013 Freightliner Cascadia with a Cummins Engine. Recently the company governed the truck down to 65 mph. Now I have no pulling power. Where I used to pull hills at 65 mph, I am barley reach… read more
Andy
Andy
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2011 mack GU-713 temperature system lock out active problem.
2011 mack GU-713 temperature system lock out active problem … read more
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I have 2008 mack gu 713 dump truck with mp7, 85000 miles &
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Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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2006 IH 4200 VT365 engine. Engine runs smooth but has Very
2006 IH 4200 VT365 engine. Engine runs smooth but has Very low power from a dead stop and when climbing hills. Only builds 2#'s of boost until the truck gets going and then it slowly goes higher. Exha… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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2008 Col 120 with Detroit motor 12.7 liter.Ended up having
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Jeremy
Jeremy
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MR. CAT-MAN...PRE EXISITING CONDITION: HELP PLEASE!! We
MR. CAT-MAN...PRE EXISITING CONDITION: HELP PLEASE!! We thought we had this truck properly repaired, only to find out that the unit is acting the same way as before! 2002 Caterpillar C7 3126 7.2 liter… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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2007 mack day cab is shaking bad in the front end, tried
2007 mack day cab is shaking bad in the front end, tried everything balance and rotate front tires, same with the back, checked drive line, the load leveler, back bushings, etc and can't find anything… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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Working on a mack (mtg date 02/1999). engine is an e7 427.
working on a mack (mtg date 02/1999). engine is an e7 427. had a miss on #1 and #3 cylinder. Confirmed this by loosening the injector lines at the electric solenoids. I installed 2 reman injectors. #1… read more
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Wayne
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I AM WORKING ON A 2006 MACK CV-713 WITH A 427 ASET,
HELLO, I AM WORKING ON A 2006 MACK CV-713 WITH A 427 ASET, IT HAS AN ENGINE MISS ON CYL. #5. SENT ALL THE INJECTORS OUT AND 4 ARE BAD SO I INSTALLED 6 REMACK INJECTORS AND 6 NEW LINES, MISS ON CYL. #5… read more
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Jeremy
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I rebuild engine in march2014 on my international 9200 truck
I rebuild engine in march2014 on my international 9200 truck year 2005. Engine is Cummins ism 370 hp. Till now I ran it almost 43 K. In its first week I found out that it is emitting black smoke for a… read more
Travis A. Wells
Travis A. Wells
Truck Mechanic
Associates of Applied Science
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I have an 2005 Mack CV713 427 AI engine. Driving yesterday...heard
I have an 2005 Mack CV713 427 AI engine. Driving yesterday...heard strange sound...then shortly after had to pull over due to loud sound and loss of power. Engine remained running with missing sound c… read more
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Meet the Experts:

Daniel Wilson

Daniel Wilson

2,803 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

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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

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ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

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cumminsdr

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Curtis B.

Curtis B.

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dieseldan55

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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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