Can't turn off AC: off, econ and bi-lev buttons do not work

[Graham Thackrah]

Hi Konstantin and Eyvind,

there's some diagnostic information on the AC system on Chris Miller's
website, code pulling for AC if you like, have you checked it out?

http://members.aol.com/c1j1miller/climate.html#Error codes

HTH,

Graham.

1989 100 tq