2026 All-New VDIAGTOOL D501 OBD2 Scanner is specifically designed for GM vehicles. ????VDIAGTOOL D501 OBD2 Scanner Designed FOR BUICK/CHEVROLET/CADILLAC/GM????. VDIAGTOOL D501 is equipped with the J2534 protocol, supporting ECU programming and reprogramming for GM / Buick / Chevrolet / Cadillac vehicles.
