3gs with 5.1.1 bb 6.15

Discussion in 'iPhone' started by fupkid, Mar 15, 2013.

  1. fupkid macrumors newbie

    Mar 15, 2013
    so i got a 3gs serial is 114. Its running 5.1.1 with 6.15.00 baseband and when i put a sim card in from simple mobile it keeps saying no service. How do i fix this?? phone is from att

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