HOW TO: Flip Key Programming for S197 11 to 14 Mustang. Easy!

amazon S550 Mustang flip keys. turn original key in ignition 8 times. leave it forward on the 8th turn. Locks will cycle.
press lock button on oem fob. then push lock or unlock button on new fob.
repeat process to add another fob.
works for all 2011-14 Mustangs.
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