Location of the valve?  All I find on my 90 is a bleeder on top of the
thermostat.  Would love to know where the other one is.
tx,
bmc  :)
"Faith will move mountains, but you'd better bring a shovel...."

I have lost rack of what years we are talking about here, but the thermostat
> by-pass
> valve is on the later years and does just that. It only moves about 90 degrees
> or so.