Take it out & back flush it with a garden hose on it, normaly works,
Steve.
Hi All
> I have an Audi 80 1.8 on a "j" plate and i the heater matrix seems to be > blocked!!
> I have tried running rad flush through the system but with no luck!
> Anybody out there got any ideas how i can clear it?
>
> Mant thanks
>
> Paul
>
>