cooling system gunk

[thejimrose]

i dont think audi uses an orange coolant. also the coolants are supposed to
turn color to brown or something [from what i recall] as an alert that the
coolants have mixed.

On 3/13/07, Pantelis Giamarellos <pantg at otenet.gr> wrote:
>
>  Jim Hi,
>
> Land Rover is SUPPOSED to be able to provide you with this
> "cleaner/neutralizer" for cooling systems where the blue/green coolant is
> replaced with the orange one.
>
> BUT I can not be sure on whether the orange coolant LR sells is the one
> that AUDI uses also.
>
> What I can be sure though is that the LR orange coolant is the same used
> on BMW engines.  So if AUDI is using the same type of orange coolant as BMW
> then this must be OK (a long string of "if"s ......)
>
> Take care
> Pantelis
>
>
>  -----Original Message-----
> *From:* thejimrose [mailto:thejimrose at gmail.com]
> *Sent:* Tuesday, March 13, 2007 6:59 PM
> *To:* pantg at otenet.gr; quattro at audifans.com
> *Subject:* re: cooling system gunk
>
> pantelis - good info, i have often wondered what the best way to really
> flush out old coolant to allow for new [different] coolant to be used.
>
> i haven't heard in my audi travels of a 'cleaner / neutralizer' for
> cooling systems. any idea where to get such a thing?
>
> i r+r'd the coolant on the a4 several months ago. the head was done on my
> car at some point, the coolant i took out looked like used motor oil.
> literally.
>
> i ran some prestone flush through it, then several cycles of distilled
> [fill, run, flush, repeat] until it came clean. i then replaced with the
> correct red audi [pentosin] coolant.
>
> my coolant still shows fine in the overflow tank, but i might drain a bit
> to see what's going on in the radiator.
>
> it's a messy PITA job. but any lurking slime / sludge / goo / funk /
> schmegma from the old/bad coolant is like a thorn in my brain.
>
> cheers
> jim
>
>


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