Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 329 code on a cummins 8.3 with rough idle put new
I have a 329 code on a cummins 8.3 with rough idle put new fuel lines on to fix the air in fuel issue … read more
Joe
Joe
Service Technician
Associate Degree
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I have a 1991 BMY M825A2 (5 Ton) Military Cargo 6X6. It has
I have a 1991 BMY M825A2 (5 Ton) Military Cargo 6X6. It has a Cummins 6CTA, 8.3 Liter Turbo Diesel.It only has 21K miles on it and was still renovated at the Red River Army Depot in 2011. I guess that… read more
Keiphun Sowell
Keiphun Sowell
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I have a 1993 8.3 Cummins in a Ford F 800 apparently my lift
I have a 1993 8.3 Cummins in a Ford F 800 apparently my lift pump is out can they be rebuilt? In shopping for a new one I see prices from $25 to over 300 but no way to tell the quality of the product.… read more
Mike Mcmillan
Mike Mcmillan
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I have a 2008 cummins ISM 350 that will crank but will not
I have a 2008 cummins ISM 350 that will crank but will not start. Cranking fuel pressure is 18 psi with new cummins reman pump. I have no CEL and no codes. It will start with starting fluid and runs f… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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8.3 LITER CUMMINS RV WONT START AFTER FUEL FILTER AND WATER
8.3 LITER CUMMINS RV WONT START AFTER FUEL FILTER AND WATER SEPERATOR REPLACEMENT. tURNED KEY ON AND OFF 12 TIMES STILL NOTHING. nOTICED THAT OLD FILTER WAS A FS1003 AND THE NEW ONE AFTER TO TO CUMMIN… read more
Daniel Wilson
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I have a ford L9000 with a 400 big cam cummins. My problem is that the engine will start u
I have a ford L9000 with a 400 big cam cummins. My problem is that the engine will start up and then die after 3-10 minutes. I checked and replaced the fuel filter. The fuel filter was empty everytime… read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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2006 volvo vnl cummins isx wont start and sometimes does but then fails i have checked all
2006 volvo vnl cummins isx wont start and sometimes does but then fails i have checked all connections at the batteries all tight .ive replaced both fuel filters i also removed the fuel line from pump… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 1991 bluebird bus with a 8.3 cummins and im not sure
I have a 1991 bluebird bus with a 8.3 cummins and im not sure how I can turn it up. it don't have the horizontal fuel plate like a 94 cummins it has a vertical plate.… read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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I have a cummins 8.3 diesel marine engine surging at idle and
I have a cummins 8.3 diesel marine engine surging at idle and no change when u give it more throttle… read more
Daniel Wilson
Daniel Wilson
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ChAnged ecm fuel pump Getting codes 434 254 Andand now it's
ChAnged ecm fuel pump Getting codes 434 254 Andand now it's liketruck wont start ignition lights are blinking on and off check engine light stop engine light engine fluid light are clicking on and off… read more
cumminsdr
cumminsdr
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I just bought a new holland l185 skid loader has the 3cylinder 1400 hrs cummins engine it
I just bought a new holland l185 skid loader has the 3cylinder 1400 hrs cummins engine it starts up great then warms up a little and it's like I flipped a switch it starts smoking light blue smoke and… read more
Curtis B.
Curtis B.
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looking to buy 6x6 military dump truck. Would you recommend
looking to buy 6x6 military dump truck. Would you recommend the nhc 250 or the 6cta 8.3 engine for durability . Truck will only be used approx. 200 hrs per year in logging industry.Thanks… read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2000 Volvo with at n-14 celect. I drove it home from
I have a 2000 Volvo with at n-14 celect. I drove it home from my last load and parked it. I haven't had any problem with the engine in the past. 10 days later I go to start it and batterys are low so … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
ON A TRIP TO Utah TRUCK WAS STARTING AND RUNNING FINE. I SLEPT
ON A TRIP TO Utah TRUCK WAS STARTING AND RUNNING FINE. I SLEPT IN WALLCOTT, IOWA. WHEN I TRIED TO START THE TRUCK IT HAD TO CRANK A LONG TIME. I THOUGHT IT MIGHT BE THE COLD WEATHER. WHEN I GOT INTO O… read more
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98 5.9 cummins cranks but wont start. changed fuel filter,
98 5.9 cummins cranks but wont start. changed fuel filter, new lift pump. should I crack open all injecter lines to get rid of any air in lines??… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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HEY I HAVE A 6.7 QSC CUMMINS IN A YARD GOAT TRACTOR. THE COMPANY
HEY I HAVE A 6.7 QSC CUMMINS IN A YARD GOAT TRACTOR. THE COMPANY WAS USING THE TRUCK ALL DAY AND WAS RUNNING FINE. THEY SHUT IT DOWN TO DO A SHIFT CHANGE AND TRIED TO START IT BACK UP AND NOW IT WONT … read more
cumminsdr
cumminsdr
Mechanic
4,386 satisfied customers
Cummins N14, change oil and fuel filter, drove it 250 miles,
cummins N14, change oil and fuel filter, drove it 250 miles, sat for about 1 1/2 hours, started it, drove it about 500 ft to a traffic light, started to idle rough, then quit running, wouldn't start a… read more
diesel-tech
diesel-tech
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Meet the Experts:

Daniel Wilson

Daniel Wilson

5,601 satisfied customers

Owner at DJ Wilson

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I am ASE Master Truck Certified.

Wayne

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

Jeremy

Jeremy

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

cumminsdr

cumminsdr

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All types of Cummins applications

Curtis B.

Curtis B.

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

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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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