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Old Jul 8, 2008 | 10:12 AM
  #1  
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Coolant question

Im planning on changing my coolant soon and was wondering what to put in it. Whats this "red kool-aid" Ive heard about? and I heard that you need to put in an additive for diesels now???
 
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Old Jul 8, 2008 | 10:26 AM
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Ford switched to the gold colored anti-freeze by 02, which is good for 100,000 miles. The red stuff is an extended life coolant made to last up to 300,000 miles. The additive is for those who run the old fashioned green coolant to prevent cavitation.

Personally I don't have a problem changing my coolant every 100,000 miles. I go ahead and change the belt at the same time. I've only had to do it twice so far, but leaving a fluid in your truck for 300k just sounds like too long a time to me. The ELC was designed for the OTR trucks that rack up the miles a lot quicker than we do, but several here have done this and are happy with it.
 
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Old Jul 8, 2008 | 10:42 AM
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I did the Final Charge, red stuff, from wal-mart. I like the color of it in my degas bottle. It says 300,000 then add an additive and good for another 300,000 miles. I think I will change it before 300,000 anyway.
 
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Old Jul 8, 2008 | 03:00 PM
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If you mix green and gold will it hurt anything? I added about 2 gallons of green coolant about 2 months ago...no problems yet???? Im not sure what the color was before, didnt check.
 
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Old Jul 8, 2008 | 03:41 PM
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Coolant

Generally, mixing regular coolant w/ extended life (ELC)coolant isn't a good idea. If you are not 100% sure what was in your truck to begin with I'd do a flush & refill.

SD's hold about 8 gals of coolant so, you've potentially diluted/mixed 25% of the capacity.

If your truck was built in 00-02 you should have the std (green) coolant. If I remember correctly - after Summer-Early Fall 02 some trucks (depending on where/when built) started coming w/ Gold - by 03 they had completely switched to Gold across the board.

The effects (symptoms) of reduced cylinder liner (cavitation) protection will take a long time to show up but, will be costly when they do eventually show up.

Better to be safe than sorry - esp if you plan to keep this truck a while.

DG
 
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Old Jul 8, 2008 | 03:50 PM
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I just change my coolant about two months ago. Ford sold me the green plus the bottle of additive. I wish I'd known or better yet the Ford guy told me the gold was the new coolant.
 
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Old Jul 8, 2008 | 04:37 PM
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Originally Posted by dagren99
If your truck was built in 00-02 you should have the std (green) coolant.
DG
FWIW...the '99's had green as well.
 
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Old Jul 8, 2008 | 05:40 PM
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Did the final-charge coolant last summer and haven't looked back.
 
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Old Jul 8, 2008 | 06:32 PM
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Originally Posted by dagren99
If your truck was built in 00-02 you should have the std (green) coolant. If I remember correctly - after Summer-Early Fall 02 some trucks (depending on where/when built) started coming w/ Gold - by 03 they had completely switched to Gold across the board.

DG
You got me curious, so I walked outside and looked at my truck. I ordered it to get the options I wanted. The sticker at the door has a date of 11/01 on it and it came from KTP. It came with the gold coolant in it when it was new.
 
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Old Jul 9, 2008 | 08:08 AM
  #10  
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Gold Coolant

Saw your post about an 11/01 build date truck having gold in it from the factory. Hmmmm..... Maybe the switch was earlier than what Ford/Navistar advertised. Wonder if they were conservative on the dates?

The reason its a big deal is earlier Powerstoke Engines cannot run the ELC coolants according to a TSB released by Navistar (Ford did not publish a similar TSB as far as I know) advising BUS/Med Duty Truck owners w/ T444E's to not switch to ELC coolants. I can't remember all the details but it was a compatibility issue w/ some materials used in the engine. It really only affected engines built up to early in 2001. Navistar was very specific about the Engine S/N's this affected. Problem is the build date on the engine is usually a month or two or even three ahead of the truck.

Maybe your 01 got an engine that was produced almost in line with when the truck was made.

DG
 
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Old Jul 9, 2008 | 09:16 AM
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From: Texas
Originally Posted by dagren99
Saw your post about an 11/01 build date truck having gold in it from the factory. Hmmmm..... Maybe the switch was earlier than what Ford/Navistar advertised. Wonder if they were conservative on the dates?

The reason its a big deal is earlier Powerstoke Engines cannot run the ELC coolants according to a TSB released by Navistar (Ford did not publish a similar TSB as far as I know) advising BUS/Med Duty Truck owners w/ T444E's to not switch to ELC coolants. I can't remember all the details but it was a compatibility issue w/ some materials used in the engine. It really only affected engines built up to early in 2001. Navistar was very specific about the Engine S/N's this affected. Problem is the build date on the engine is usually a month or two or even three ahead of the truck.

Maybe your 01 got an engine that was produced almost in line with when the truck was made.

DG
Is there a date tag on the engine somewhere? I didn't see a date on the sticker on the valve cover, but I'll look closer this evening to see if I can find one.
 
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Old Jul 9, 2008 | 09:38 AM
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Originally Posted by F350-6
Is there a date tag on the engine somewhere? I didn't see a date on the sticker on the valve cover, but I'll look closer this evening to see if I can find one.
Should be sticker on top of left valve cover near front. Hard to read with intercooler and air cleaner piping over it. Mine is starting to peel off.
 
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Old Jul 9, 2008 | 09:47 AM
  #13  
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My engine has a build date of 8-00', and I have the red stuff in mine. I hope it holds together, been in there sense last year. My sticker is gone now. Wish I still had it
 
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Old Jul 9, 2008 | 11:01 AM
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Flush well then Final-Charge.
 
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Old Jul 9, 2008 | 12:53 PM
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From: Brinklow Md
Thanks for all the info guys, I will be changing my coolant soon and not going with the 300,000 mile stuff just cause it doesnt sound like a good idea
 
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