How-to: generate Cadillac SLS smart key and program key with Launch X431 IMMO Plus.
Tools needed:
Launch X431 Key programmer (generate remote)
Launch X431 IMMO Plus/IMMO Elite
Launch X431 universal smart remote
Procedure:
Connect X431 key programmer with IMMO Plus. Update key programming software in IMMO Plus
Read transponder
Original key has Transponder ID46
Read frequency 316Mhz
Go to Vehicle Remote->Cadillac->SLS->SLS KeylessGo ID46 315M
Generate remote using Launch x431 universal remote
Go to IMMO function
Select Cadillac->Select by model->SLS->Immobilizer key programming->Smart key programming
Turn off ignition
Turn on hazard warning lamp
Turn off hazard warning lights and disconnect.
Turn the key in the drive door or trunk lock to unlock for 6 times.
Program completed.
Test the new keys.