Car model and year: 2021 Cadillac Escalade   Purpose: Add key   Key Programmer to try:   Autel IM508/IM608 Test report: can’t communicate   Look at the image below, it cannot read out VIN, key numbers etc.   Autel vehicle … Continue reading 2021 Cadillac Escalade/Chevy Tahoe Add Key with OBDSTAR, Autel IM608 or Xtool?