there's an engineering mode that will allow you to set it to "2G only". It is under "modem settings", go figure. It works tho!! I had exactly the same problem at my house.
Now that we've thrown 'em off the trail, use the form below to get in touch with the people at Engadget. Please fill in all of the required fields because they're required.
Sandy, check out this link:
http://www.howardforums.com/showthread.php?t=1195624
there's an engineering mode that will allow you to set it to "2G only". It is under "modem settings", go figure. It works tho!! I had exactly the same problem at my house.