The new fix is different. all it involves is disconnection the wire to the knock sensor and putting some wires in line w/ vampire taps.
Here is Gary's site:
And some good info from Brian's: http://members.nbci.com/_XMCM/northu.../paperclip.htm
Brian's site has the install directions from Gary.
PS I have the kit but never installed it because I don't have the hesitation problem myself.