The U.S. automotive industry is accelerating efforts to replace Chinese software in vehicles, driven by new national security regulations that could soon prohibit the use of Chinese-made code in cars sold in the United States. The move is part of a broader strategy to reduce reliance on technology from China, particularly in critical infrastructure and transportation systems. The upcoming rules, being developed by the Department of Transportation and other federal agencies, are expected to classify certain Chinese software components as high-risk due to concerns over data privacy, cybersecurity vulnerabilities, and potential backdoors that could be exploited by foreign governments. While the final regulations have not yet been released, industry sources confirm that they will likely require automakers to audit and remove any software with ties to Chinese developers or companies deemed a national security threat. Automakers, including major U.S. and European brands, are already taking proactive steps. Companies such as Ford, GM, and Stellantis have begun reviewing their vehicle software stacks, identifying and replacing Chinese-origin code in infotainment systems, advanced driver-assistance systems (ADAS), and connectivity platforms. Some are turning to domestic or allied technology providers, such as Qualcomm, Intel, and NVIDIA, for secure, U.S.-based alternatives. The shift is not without challenges. Many vehicles rely on complex, interconnected software ecosystems where Chinese code may be embedded in open-source libraries or third-party components used across global supply chains. Identifying and removing these elements requires extensive technical audits and reengineering—costly and time-consuming processes. Meanwhile, the semiconductor and software industries are responding with new offerings designed to meet U.S. security standards. Startups and established firms alike are promoting “trusted” software platforms built with U.S. oversight and supply chain transparency. Some are even developing “clean room” environments to rebuild critical software components without any foreign influence. The push reflects growing geopolitical tensions and a broader trend of tech decoupling. As AI, autonomous driving, and connected vehicles become central to national infrastructure, governments are increasingly viewing software as a strategic asset. The automotive sector, once focused on hardware and manufacturing, is now at the forefront of a new digital sovereignty movement. While the full impact of the ban remains to be seen, the industry is already reshaping its supply chains, investing in domestic innovation, and preparing for a future where software provenance is as critical as engine performance.