No heat - 1995 Audi 90 q

[Kenneth Keith]

Hi,

I think the vacuum heater valve defaults to heat all the time if there
is no vacuum applied, no?

Ken

Tony Hoffman <tfh400036 at yahoo.com> wrote:
>
> John,
>
> The first thing I'd check is the vacuum opperated valve between the head and the heater core. It may not have gotten hooked back up.
>
> Tony Hoffman
>
> jjs3rd at ix.netcom.com wrote:
> Greetings all,
>
> I recently had my head gasket blow and after repairing there is no heat. Thermastat
> was replaced and the system was purged of all air at the shop.
>
> What should I look for now. Hopefully it is not the heater core.
>
> Any list wisdom would be appreciated.
>
> Thanks,
>
> John