Need help plsss
 

Hi friends
I have unlock my 3GS iPhone vodafone uk network sw 4.1 fw 5.14 after redsnow I used 0.9.6b5 I taken 4.2.1 after jailbreak and iPad 6.15 baseband it's 100% done and working fine but I cant used GPS tom-tom uk even I restore the phone again from CFW 4.2.1 and iTunes 10 after restore iPhone 3GS it's working fine but I m facing same problem it's GPS is not working so any one knows what to do pls tell me the steps so I repair it and used my phone with GPS tom Tom I hope some one know the right way
Thanks
Ali_7867