Memory device is serial eeprom 93c66 SMD8 package.
Expected file size is 512 bytes.
Use TMPro chip or PCF7936 transponder or remote key with PCF7946.
PCF7946 can be brand new blank – no need any preparation, software programs all parts.
Software shows PIN code.
Written transponder is ready programmed to start car.
Vehicles equipped with this unit:
✅ Saab: 9-3(2003-), 9-5(2003-)
✅ Cadillac: BLS
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