a factory manual can help u decode the er message it's in the hvac
section. haynes chilton won't have the info

DougW wrote:

> dmccall did pass the time by typing:
>
> > The fan of the climate control system no longer pumps any air through
> > unless on the high setting - so unless it is on high, the fan is not
> > working at all (regardless of a/c setting). When turned to something
> > other than high the code ER appears in the LED where the temp would
> > normally be.
>
> ER=error, the AC system has thrown an error code.
>
> On the manual version that is caused by a blown resistor pack, but on
> the automatic system it's a power module and relay combination that is
> located by the blower motor. (don't remember exactly where, but if
> you follow the blower wires you will find it.)
> The power module controls lower speeds and the relay runs the high
> speed. So if it's on high then your relay is ok, but the power module
> is probably toast.
>
> When the ER pops up, press either A/C or Recirc and the codes should
> scroll by.
>
> I've got some data on the earlier system but nothing specific for your
> year. 93 should be the same as 95 for the ATC system.
>
> --
> DougW