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Hey everyone. We have about 2+ feet of snow and i had my truck running, idleing, for about 20 minutes, the snow was black from when i started it. I pulled the truck forward to see if I could move. Parked it, then let it idle again. I decided against going out moved my truck back and where my exhaust was the snow was green, now i know what this sounds like, blown head gasket, but other than that there is no hint of a blown head gasket, not white smoke, no loss of power, no overheating, could it just be the unburnt fuel from hazing exhaust, or what? is there any other way to confirm this? ill try to get a picture.
 

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If your fuel is green you have some seriously funky fuel in there...

Headgasket would be the only method of antifreeze getting into the exhaust.

Just because you dont have the symptoms of a full blown headgasket failure doesnt mean that you dont have a small leak somewhere
 

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If your fuel is green you have some seriously funky fuel in there...

Headgasket would be the only method of antifreeze getting into the exhaust.

Just because you dont have the symptoms of a full blown headgasket failure doesnt mean that you dont have a small leak somewhere
Fuel is still green in some places around here so it could still be the green fuel. Our salsemans truck was doing the same thing (powerstroke) the other day and it goes into the shop monday. Will be interesting to see what it is all about. His exhaust was smoking whitish but smelled like unburned fuel so may be a similar problem.
 

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Call me crazy, but ive pumped alot of #1/#2 and p-50 diesel and none of it was remotely close to being green....


The only green fuel i have seen has been the VP race fuel for my sled :D


I suppose if your fuel is indeed green, that raw fuel is likely the cause
 

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everytime i pump diesel its greenish yellow, like a lime greenish color..i thought most diesel aside from heating oil was greenish in tint.. heating oil is red and kerosene has a bluish clearish hue to it
 

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Hmmm, maybe its a 'south of the border' thing. all of our diesel (1/2/p-50) is either clear or has a yellowish, straw colored tint to it. Up here we dont even have red dyed fuel for heating oil, though it is common for the southern provinces
 

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im sure it will vary between canada and usa, but maybe its a perspective thing i sure bet it looks totally different in a clear glass container haha, but flowing into the tank looks greenish yellow lol
 

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two-cycle oil added?

A mild winter here in the Seattle area, so save for backing into a snow drift tomorrow while up skiing at Stevens Pass and observing my exhaust, I'll have to step back and say Canuck ydave is probably correct.

Though...I wonder if you're adding two-cycle oil to your fuel? In cloudy muted winter light, the blueish tinge from the two-cycle oil could possibly appear a bit blueish-green?
 

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Diesel here in Podunky Wyoming is neon/lime green for now... it will be clearer come summer when we get back above -0, I have never seen unburned fuel remain green after the combustion chamber, have you checked your oil, for milk....and the thought occurs to me that it would have a long way to travel to get from you engine to the snowbank at your tail pipe.....Do you possibly have a fuel leak somewhere in your system. how low is you antifreeze rated, what would normally work and be ok, may not in the current conditions.,,, easterners have been seeing some unusual temps in the last month,,,, I know that anything out here below 0 starts causing some really pesky frost gremlins to start some mysterious mischeif in my area.
 

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Call me crazy, but ive pumped alot of #1/#2 and p-50 diesel and none of it was remotely close to being green....


The only green fuel i have seen has been the VP race fuel for my sled :D


I suppose if your fuel is indeed green, that raw fuel is likely the cause
Me too man I pump alot of fuel on the farm and it all has a lime green color too it. I got fuel at a local fuel station here a while back and accused them of putting kerosene in the tank because it was clear and I have never seen clear DIESEL before. I am used to the red and green stuff. They told me that when they went to ULSD it started coming in clear instead of lime green so I don't know what the deal is. Sounds like whatever the company making the fuel felt like that day. :confused013:
 

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Here in upstate ny our on road diesel is green. Gets a tad clearer in summer. And offroad diesel is bright red so they can see it if the DOT dips ur tanks.
 

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Green here too! Wa. we have green and red fuel. red is off road use only and if your caught with red in your tanks your up a creek without a boat. they open the fuel tanks on the big trucks and dip the tanks and if you are a contractor with a fuel tank in the bed of your truck they will dip your tanks, and if they catch you on the side of the road pumping red fuel from your tank into your truck cause you ran out...they write you a 1500 dollar ticket. it takes a long time for that red dye to go away in your tanks...
 
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