Sometimes goes, sometimes doesnt. When I had the 3g, I updated the baseband to the Ipad one, as you have, but then used pwnage tool to put the firmware back to 4.2.2. This way, you keep the Ipad baseband but use a compatible ios.
Worth a try.
Re: Jail broken iPhone help
[Re: DeanoBirko]
#702834 18th Jun 20127:27pm18th Jun 20127:27pm