there have been a few threads on this already, but they got kind of off topic etc. Anyways. i have purchased the ATEQ TPMS Reset tool from Tire rack:
http://www.tirerack.com/accessories/detail.jsp?ID=163 I know there were issues with it not working with our 370's but i was assured it works. I decided to take the plunge. Anyways. it should be here today or tomorrow. I will test it and post the results here.