Your problem is likely caused by the blower's high speed relay contact being
stuck thus applying power to the motor from a source that is always hot
regardless of key position. I believe that this relay is a part of the
resistor assembly located at the blower motor.
> For second time this winter my heat blower keep running at full speed even
> with the keys out.
[quoted text clipped - 4 lines]
> Chuck
> 1999 Oldsmobile Intrigue , 3.8V6
Bol - 16 Mar 2006 01:43 GMT
You were right , thanks
Chuck