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6.7 Motor Issues

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Old Jul 20, 2017 | 08:02 PM
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6.7 Motor Issues

I towed my Voltage toy hauler from Denver to Oregon and back. 1/2 day into my voyage (2 travel days our respectively each way) I hear a tick from the motor that is loud, distinguishable. Call dealerships/truck centers out there, they re 10 days out. Nope. Get back okay, still tick and mileage is routinely between 3-5 MPG. Bring to dealer and dealer informs me 6 quarts of diesel in the oil. Flabbergasted. How, what, why and the motor didn't blow? 7k miles now. 1 oil change performed by the dealer. No mods whatsoever. Been running through the scenarios. Injector comes to mind the first. Has to be right? Then a LOT of leakage by the rings. Dealer: likely the fuel system.

So, new motor?

Thanks in advance.

Scott
 
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Old Jul 20, 2017 | 10:37 PM
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When it regens, a small amount of fuel will get into the oil as raw fuel is injected into the cylinders on the exhaust stroke. Perhaps your truck is somehow stuck in regen (which would also explain the poor fuel economy) causing the dilution. Maybe a bad pressure sensor in the exhaust makes it think the DPF is constantly full. Does your exhaust seem unusually hot?

Regardless, get it to the dealer. They'll figure it out.
 
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Old Jul 20, 2017 | 10:41 PM
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Makes sense certainly. Only Chevy got the regen tech right with the 9th injector. The truck was hot the entire trip b/c of the ambient temp and the load.
 
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Old Jul 21, 2017 | 08:07 AM
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Although I "like" the idea of the 9th injector, it also seems the Ford system worked fine. You got a truck with a malfunction. 99.9% work fine.

I don't understand why you were hearing the loud tick. Unless the fuel diluted the oil so bad it wrecked a bearing...but then you'd be hearing a knock.
 
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Old Jul 21, 2017 | 08:09 AM
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Originally Posted by MisterScotty
Makes sense certainly. Only Chevy got the regen tech right with the 9th injector. The truck was hot the entire trip b/c of the ambient temp and the load.
Actually, Isuzu. Generic Motors couldn't engineer a frisbee
 
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Old Jul 24, 2017 | 11:27 AM
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I want to be careful on what I post here since I may have to fight with Ford. The dealership has been very good so far and communicative. They split the oil filter open and found enough metal that they are raising the cab. They want to look in the motor. I am hoping to hear back today on a path. I was point on with the service advisor that if there is metal in the engine at this point, I want a new engine. Ford call, not his....
 
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Old Jul 24, 2017 | 11:28 AM
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Originally Posted by The Big Tow
Actually, Isuzu. Generic Motors couldn't engineer a frisbee
I generally agree on the entire car except powertrains. I think GM does a good job on powertrains. Every interior of any GM that I have owned has been total crap.
 
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Old Jul 24, 2017 | 11:40 AM
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Troverman is a Ford apologist.
Keep us informed.
 
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Old Jul 24, 2017 | 06:44 PM
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Oil pan came out today and there appear to be no issues on the bottom end. Scored piston or cylinder seems to be the going theory right now. Makes sense with the amount of diesel in the fuel. Dealer telling me longish lead times on new motors.
 
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Old Jul 25, 2017 | 11:50 AM
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6.7 motor issues

Originally Posted by MisterScotty
Oil pan came out today and there appear to be no issues on the bottom end. Scored piston or cylinder seems to be the going theory right now. Makes sense with the amount of diesel in the fuel. Dealer telling me longish lead times on new motors.
Keep us informed. Have not hear this problem before.
 
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Old Jul 25, 2017 | 12:48 PM
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Originally Posted by T diesel
Troverman is a Ford apologist.
Keep us informed.
I'm an apologist? Sorry for not having problems with my truck. Your truck is not a diesel engine...why do you care?
 
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Old Jul 25, 2017 | 01:01 PM
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I do what I wish.
 
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Old Jul 25, 2017 | 01:02 PM
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Originally Posted by MisterScotty
Oil pan came out today and there appear to be no issues on the bottom end. Scored piston or cylinder seems to be the going theory right now. Makes sense with the amount of diesel in the fuel. Dealer telling me longish lead times on new motors.
Then how about you getting a lead time on a new truck!? If it were me, I'd be going this route ...and see how fast all of a sudden a new engine pops up and is available. So take a bigger knife to this sword fight.

Wishing you all the best, this is terrible any way you look at it, even with a new engine installed, it still sucks moosebawlz as you won't have a factory-set truck anymore.
 
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Old Jul 25, 2017 | 02:25 PM
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Originally Posted by Top_Speed1
Then how about you getting a lead time on a new truck!? If it were me, I'd be going this route ...and see how fast all of a sudden a new engine pops up and is available. So take a bigger knife to this sword fight.

Wishing you all the best, this is terrible any way you look at it, even with a new engine installed, it still sucks moosebawlz as you won't have a factory-set truck anymore.

Can't go this route if you are not entitled to it. MOST lemon laws are "out of Service" for 30 days. I could see negotiating a free ESP with Ford but no way they will swap a truck out. There have already been a handful of these need replacing and Fordxa responsibility under the warranty is to fix what went wrong, not replace the whole vehicle.

Even with lemon law, you pay fees for mileage and other potential out of pocket expenses as well. It isn't always the best route to go.

Maybe to the owner "factory set matters but to the real world, it doesn't affect anything on mass produced vehicles.
 
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Old Jul 25, 2017 | 05:37 PM
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Originally Posted by Blwnsmoke
Can't go this route if you are not entitled to it. MOST lemon laws are "out of Service" for 30 days. I could see negotiating a free ESP with Ford but no way they will swap a truck out. There have already been a handful of these need replacing and Fordxa responsibility under the warranty is to fix what went wrong, not replace the whole vehicle.

Even with lemon law, you pay fees for mileage and other potential out of pocket expenses as well. It isn't always the best route to go.

Maybe to the owner "factory set matters but to the real world, it doesn't affect anything on mass produced vehicles.
I don't conceptually have an issue with a new engine. I was definitely thinking about the extended ESP as part of it. I intend to keep the truck for a long time and it is not a daily driver so relatively low mileage vehicle. New truck would always be preferable but I view that as a low likely scenario.

Will keep you posted. Dealer is supposed to hear from Ford tomorrow. Fingers crossed. Have two trips planned with the new Voltage 4150. One already looks like it is a no go unless I can find a 350 to rent with the 5th wheel prep package. Any suggestions on where to rent one (in Denver) are appreciated.
 
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