I'm not sure that there are any true experts here...... ;-)
Even "professional" mechanics will have different answers to this
question, ranging from "it's all the same stuff", to "use anything but
the Honda brand at your peril".
When I am purchasing a used car, I check to see how often the coolant
The brand of fluid does not concern me, and I have been using Prestone
and similar brands without issue in all of my motor vehicles for almost
if you need proof that coolant quality matters, read this:
all this said, a quality non-silicate coolant, with a good corrosion
inhibitor package, with de-ionized water, should be safe enough. if you
don't /know/ it's non-silicate, and you don't /know/ it has a good
corrosion inhibitor package, sticking with the manufacturer brand is the
guaranteed safe way to go.
One problem that may occur: In the highly unlikely problem of a water pump
failure or other cooling system failure your warranty claim for repair may
be declined due to use of non-recommended fluids. I think that may be a
smaller problem considering the damage that may occur if it is not
Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here.
All logos and trade names are the property of their respective owners.