What’s required and what’s the procedure to program GM new system 2021-2024 all proximity key lost using Autel IM508/IM608? Here is the clue. Models affected: Chevrolet – Suburban Tahoe Silverado Equinox ONIX 2021-2024 GMC – Yukon Sierra Denali 2021-2024 Cadillac -Escalade CT4 CT52021-2024   What’s required: Autel MaxiIM IM508/IM608 device Autel CAN FD adapter  24-digit security […]