Medium and Heavy Trucks

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Mack RS688LST roughly around a '73 I believe foot valve is
Mack RS688LST roughly around a '73 I believe foot valve is leaking out the exhaust,, replaced the foot valve.. still doing the same thing unless you put your foot on the pedal, even just a little bit … read more
Expert
Expert
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Will door off CH613 fit CVB713. Mack CV713 2007 what other
Mack CV713 2007 what other Mack model door will fit this model … read more
Mike Mcmillan
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2009 freightliner Cascadia will start but then shuts down
2009 freightliner Cascadia will start but then shuts down after 20 seconds … read more
Expert
Expert
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I have a Mack CV713 yr-2005 that shut down on me three times
I have a Mack CV713 yr-2005 that shut down on me three times today. it is showing code spn0545 … read more
Mike Mcmillan
Mike Mcmillan
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Cv 713 ran fine shut it off will not start. 05 mack cv713.
cv 713 ran fine shut it off will not start JA: What's the make/model/year of your truck? Engine type? Customer: 05 mack cv713 JA: Are you fixing your truck yourself? What have you tried so far? Custom… read more
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2002 mack granite. Both dash valves are replaced but i still
2002 mack granite. Both dash valves are replaced but i still have air coming out the blue glad hand when i push on the brake pedal. Both valves are in the out position … read more
Mike Mcmillan
Mike Mcmillan
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Need a wiring diagram for a CV617 Mack ac system. Installing
Installed the ac compressor hoses,condensor and evaporator. … read more
Mike Mcmillan
Mike Mcmillan
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I have a 2002 Mack CV713. I need a clutch set for it. Where
I have a 2002 Mack CV713. I need a clutch set for it. Where can I get one reasonably priced?… read more
Wayne
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Journeyman
Vocational, Technical or Trade Scho
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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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We have an 2004 Mack - last 8 on Vin are 4m011531 our cruise
Hello, we have an 2004 Mack - last 8 on Vin are 4m011531 our cruise control and engine break aren't working ... … read more
Daniel Wilson
Daniel Wilson
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Trying to replace wiper arm transmission on 2004 Mack
Trying to replace wiper arm transmission on 2004 Mack granite … read more
Daniel Wilson
Daniel Wilson
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I have a 2005 Mack LE no throttle drivers side throttle
I have a 2005 Mack LE no throttle drivers side throttle works on stand up RH side EML light and ABS light on Cruise switch doesn't work to advance idle … read more
Daniel Wilson
Daniel Wilson
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I hav a 07 cv713 mack with 400hp. I hav no power and it
I hav a 07 cv713 mack with 400hp. I hav no power and it strains so that it runs 210 heat … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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2007 Mack CV713, Dome lamp comes on as you open the door,
2007 Mack CV713, Dome lamp comes on as you open the door, and goes off when you close the door, like it should. The switch on the lamp will turn the lamp off if the door is open, but will not turn on … read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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I have 05 Mack cv713 granite and I am getting diesel fuel in
I have 05 Mack cv713 granite and I am getting diesel fuel in the radiator overflow tank. What could be the cause of this? I keep blowing hoses as well, but the truck is not over heating.… read more
Daniel Wilson
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​ I need an answer from an experienced Detroit Diesel
​Hello, I need an answer from an experienced Detroit Diesel mechanic. I have a 1994 Volvo GMC with a Detroit Diesel 12​.7​ liter engine DDEC III. Engine has 350,000 miles (fuel injectors are rebuilt) … read more
Jeremy
Jeremy
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05 Mack CV713 granite with allison auto 4500rds. Tri axle dump
05 Mack CV713 granite with allison auto 4500rds. Tri axle dump with Camel back (no air bag suspension).Problem: Vibration coming from motor when gears shift and when loaded. This happens in the 3rd an… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
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I have a 2007 mack granite with a cv713 engine and have
i have a 2007 mack granite with a cv713 engine and have changed out all fuel lines and replaced all fuel filters the truck does not respond in high gears it acts as if fuel is being shut off and if u … read more
jrloar
jrloar
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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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