ROZ002 Key with Remote KEYLESS Buick Transponder ID46 PCF 7937 Frequency MHz 315 Blade HU100 Keyless Yes Number of Buttons 4 + PANIC info Original key: Y Transponder: ID46 PCF 7937 Mark: Buick Frequency MHz: 315 Blade: HU100 Immo: Diagnostically Remote: Automatically after Immobiliser Keyless: Yes Number of Buttons: 4 + PANIC Battery type: CR2032 Modulation: ASK