New EZ-Link Scanner Upgrade. When purchased with a new scanner, the EZ-Link GM OBD-I (12-pin ALDL model years '82-'95) software will be loaded at the factory and includes a 12-pin ALDL cable.

Existing Scanner Upgrade. If you already own an EZ- Link scanner when your upgrade shipment arrives you will need to call 800.595.XRAY(9729) to complete the process.