power steering in default mode!!

eww i have timing chain rattle at 105,000....i think its timing chain rattle... just did the god awful pcv, intake gasket job...awful.....now who has done the servotronic relacement for the power steering that permanently goes heavy what and why does it happen and what parts do i need,,,,no more speed sensitive steering and it sucks. has been like this since i bought car a year ago...sucks that this car make me go through all this.

Are you 12?

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any one with experience on this repair

http://www.bimmerboard.com/forums/posts/547228 you can buy the part at oem Bimmer parts

Servotronic is controlled by the General Module. I recently discovered that my car had an incorrect GMIII module in, and in the process of substituting the correct one, the steering went heavy, until it was re-coded, after which back to normal