This comprehensive tracker is helpful in understanding the relationship between TCU suppliers (LG, Continental, Harman, Denso, Marelli, Panasonic, Visteon, Valeo, Hyundai Mobis, Huawei, Flaircomm) and automakers (Toyota, GM, Stellantis, Volkswagen, Ford, Mercedes, etc.) from a global perspective. An automaker can collaborate with multiple suppliers depending on region, technology, customer demand, etc. and from this tracker, one can know about the transaction volumes (shipments) between different automakers and TCU suppliers. The study also includes the telematics control unit sales by technology /connectivity – 2G, 3G, 4G and 5G.