Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
We have a 2008 ford f750 it won't Regen ang there no Regen
Hi we have a 2008 ford f750 it won't Regen ang there no Regen button it a c7 motor cat? … read more
Drue Casey
Drue Casey
Heavy Duty Diesel Mechanic
Vocational, Technical or Trade School
05 freightliner m2 cat c7 shows code 128 and it says pld
05 freightliner m2 cat c7 shows code 128 and it says pld 111.starts,then shuts down.i just replaced gauge cluster if that helps … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
395 satisfied customers
08 FORF F750 CAT C7 CODE 3246 FMI16 ALCO CHECKED IN ATA
08 FORF F750 CAT C7 CODE 3246 FMI16 ALCO CHECKED IN ATA PROTOCALL HAD 320 FMI11, ALSI HAD ACTIVE CODE FOR INJECTOR CHANGED AND PROGRAMED INJECTOR BUT CAN NOT CLEAR 3246 AND CAN RUN REGEN SHOULD I CHAN… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
395 satisfied customers
The stop engine and service engine soon light is on in 2008
the stop engine and service engine soon light is on in 2008 F750 with a C7 engine … read more
Jackie Dempsey
Jackie Dempsey
Heavy Line Technician
Automotive and Diesel Engines
126 satisfied customers
2015 cummins in a f750 ,code 3251,3610,5742 ,we just had dpf
2015 cummins in a f750 ,code 3251,3610,5742 ,we just had dpf filter cleaned but codes wont clear. Also put on new gaskets. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
395 satisfied customers
We have a C7 with intermitted power loss. sometimes we can
We have a C7 with intermitted power loss. sometimes we can shut it down and restart and it is fine again. Sometimes it will run bad for a day the fine the next day. When it losses power the truck runs… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 05 f750. Just had engine worked on now I have a
I have a 05 f750. Just had engine worked on now I have a teams light and no overdrive. It has a c7 with an Allison … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Have a 2008 F750 Service truck with small crane. Maybe you
Have a 2008 F750 Service truck with small crane. Maybe you know the type. Has a CAT C7 engine and problems known for this year of production. To the point: it runs great with RPM 1800 and above. Take … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
This one is for CumminsDr, I have discussed this truck with
This one is forCustomer I have discussed this truck with him previously. Not looking for much, just a quick opinion on the after treatment history info in the pic I have attached. Regen numbers 4 and … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
It's Chas again on our F-750 CAT C7. Now that the STOP
Daniel, It's Chas again on our F-750 CAT C7. Now that the STOP ENGINE light has cleared up and the truck is back in service I have been noticing slow lack of power on take off and acceleration and it … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,344 satisfied customers
I have a Cat C7 in a Peterbilt that throws this 164-2
I have a Cat C7 in a Peterbilt that throws this 164-2 Actuation pressure sensor erratic code only when the customer is driving his truck after 7-10 minutes. Its a boom truck, so when he comes to a sto… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2008 f650 with the cat c7 r head motor. 120k miles. Starts pe
I have a 2008 f650 with the cat c7 r head motor. 120k miles. Starts perfect. Idles perfect. Revs up perfect. After about 30-45 seconds it shuts off. Just like you turned off a switch. It will restart … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
2008 F750 W/C7 - STOP ENGINE LIGHT ON & ENGINE SHUTS DOWN. ALL
2008 F750 W/C7 - STOP ENGINE LIGHT ON & ENGINE SHUTS DOWN. ALL FLUID LEVELS & PRESSURES GOOD,LOW MILES, NEW DPF SENSOR ASSY . CANNOT CLEAR DPF 3719 CODE.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
problem with a cat c7 04 f 750 runs rough no power has new
problem with a cat c7 04 f 750 runs rough no power has new fuel filters how do you check in fuel injector seals ro bad cups… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
cat man we have a 07 freitliner with cat c15 acert 400000
cat man we have a 07 freitliner with cat c15 acert 400000 we have had it to four shops and they cant get it to run every thing has been changed on the exhaust side new torbos new dpf all new sencors w… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Cat Man. We have a F750 with a cat 7.2. We experienced power
Cat Man. We have a F750 with a cat 7.2. We experienced power loss. We were under the impression that it got bad fuel because we had a similar problem on the same day of fill-up with another from the s… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2009 cat c7 in a ford f-750. Turbo charger failed
I have a 2009 cat c7 in a ford f-750. Turbo charger failed and pushed oil through the engine and engine quit.Towed to local shop they replaced turbo removed charge air cooler and had cleaned removed d… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Hello, I have a 2005 Freightliner M2 106 Business Class. It
Hello, I have a 2005 Freightliner M2 106 Business Class. It is 10 wheeler dump truck with a CAT C7 ACERT engine, hooked up to eaton fuller 18 speed. The motor is doesn't have any power to pull a trail… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

11,344 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

Mechanic

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 satisfied customers

24 years of experience diagnosing & repairing

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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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