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Related Medium and Heavy Trucks Questions
Mike, - Im loosing coolant I dont know where but I think it
Mike, - Im loosing coolant I dont know where but I think it go to EGR cooler because I dont see any external leak and engine oil doesnt look like mixed with the coolant. How can I check my EGR cooler … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
415 satisfied customers
Loosing coolant not leaking on the ground. 2013 kw w-900
i am fixing it myself I haven't tried anything yet … read more
Bradey V
Bradey V
Certificate
2014 Kenworth T 800 with a Cummins ISX 15 in it using half a
2014 Kenworth T 800 with a Cummins ISX 15 in it using half a gallon of coolant a day, no visible leaks radiator overflow tank under a enormity pressure ,radiator hoses bulging, help to diagnose… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
415 satisfied customers
2014 isx 550. I'm getting coolant coming out of overflow as
2014 isx 550. I'm getting coolant coming out of overflow as well. On a hard pull. When it's down a gallon it reduces the leaking. Should a egr cooler not use coolant rather then pressure the overflow … read more
Mike Mcmillan
Mike Mcmillan
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New head and gasket, new rad, new after market turbo. Truck
New head and gasket, new rad, new after market turbo. Truck is full delete, I'm going through 2 gallons of coolant in a 12/14 hour day. I bypassed def tank, checked compressor, trans and all valves fo… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Crankcase filter has sludge in it. 2010 peterbilt... with
2010 peterbilt... with cummins isx ...... last six vin 794515 … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
How can I fix the problem with a isx cummin 2005 that blow
How can I fix the problem with a isx cummin 2005 that blow water&oil out the exhaust and pressure up the radiator cap … read more
Mike Mcmillan
Mike Mcmillan
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415 satisfied customers
I have a 2012 Peterbilt cummins isx 15 engine. it is losing
i have a 2012 Peterbilt cummins isx 15 engine. it is losing coolant but not leaking it on the ground? They changed the o rings on the water pump but it is still losing coolant at a gallon a day? What … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Been getting oil in coolant on isx 535hp. Changed oil
Been getting oil in coolant on isx 535hp. Changed oil coolers still happening. Dug deeper found #5 liner starting to gald. Had inframed and now still getting oil in water. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,513 satisfied customers
I have this isx 2009 Building up pressure up to 18 psi and
I have this isx 2009 Building up pressure up to 18 psi and it's loosing coolant one gallon every trip Checked the egr cooler - ok Did the compression test with liquid It's turning green from blue whic… read more
Curtis B.
Curtis B.
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Working on isx cummins blowing a lot of smoke replaced EGR
Working on isx cummins blowing a lot of white smoke replaced EGR cooler was leaking water and smoke continues 2009 ISX… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,513 satisfied customers
I am losing antifreeze quickly. Driving down the road I have
I am losing antifreeze quickly. Driving down the road I have to add a gallon every 100 miles. Getting a small amount of oil in radiator. Replaced oil cooler traces of where it was leaking oil. Thought… read more
Jim
Jim
Diesel tech.
212 satisfied customers
2007 Volvo 670, Cummins engine 425 hp, We keep getting check.oil
2007 Volvo 670, Cummins engine 425 hp, We keep getting check.oil ALERT...TA was changing sensors...made mistake by putting oil sensor in to fuel sensor place... Now after they fixed that for 2 months … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,513 satisfied customers
I have a Cummins ISX 15. I'm losing about a gallon of coolant
I have a Cummins ISX 15. I'm losing about a gallon of coolant every 2000 miles. I thought it was going out the exhaust via the egr system, but I have water in the oil? Any ideas?… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a 2013 Peterbilt with a 550 ISX. It has 3700 hrs on
I have a 2013 Peterbilt with a 550 ISX. It has 3700 hrs on it and the DPF filter was cleaned at 2700 hrs. A couple of weeks ago it threw a code 3251 (particulate trap 1 pressure). I had a mechanic for… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Volvo: Volvo 2013 D13 losing coolant through the overflow line
Volvo 2013 D13 losing coolant through the overflow line only one goes East Coast when staying local doesn't use any what can be I check EGR cooler it's dry… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I own a 2009 Volvo 780 with the Cummins ISX 500 under the hood.
I own a 2009 Volvo 780 with the Cummins ISX 500 under the hood. Dating back to July 2013 I have been having regen problems. So far, 4 Cummins dealers , a Volvo dealer and a certified cummins peterbilt… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Hi Merlin ! I drive 2008 Pete with a 485 isx . It was bought
Hi Merlin ! I drive 2008 Pete with a 485 isx . It was bought used with 239k. Seen where EGR cooler had been replaced prior to purchase . Since purchase there has been a periodic add of coolant , half … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

11,513 satisfied customers

Owner at DJ Wilson

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Cat Man

Cat Engine Expert

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I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

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

Jeremy

Jeremy

Certified Truck/Bus Technician

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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.

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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