"Masospaghetti" > wrote in message
...
> I'm pretty much aware that mixing Orange (Dexcool) and regular green
> antifreeze is a bad idea.
>
> However, what about the new "universal" extended life formulas that are
> yellowish in color? They advertise that they can mix with any other
> antifreeze. The dude at Napa said that they won't mix. Who should I
believe?

The NAPA dude doesn't really know. He is saying what he thinks, and what
will protect his ass.

I would prefer not to mix the species. I think that some CAN be mixed, but
if
I am going to change, I am going to flush the block and the radiator, and
add
all new coolant. It is just a cleaner way to do things.