We Wondered What Automakers Had to Say About the EPA "Killing" Stop-Start. So We Asked Them.
Car and Driver
February 13, 2026
AI-Generated Deep Dive Summary
The Trump administration’s decision to eliminate stop-start technology requirements for cars has sparked mixed reactions from automakers. While the EPA is not banning the technology outright, the move removes incentives for manufacturers to adopt it, potentially slowing its widespread adoption. Hyundai emphasized that stop-start has never been mandated and expressed continued compliance with emissions regulations while assessing future developments. Ford, on the other hand, supported the change, aligning with President Trump’s policies to balance emissions standards with consumer choice and market demands.
Other automakers, including Subaru, General Motors, Toyota, Nissan, and Honda, either deferred to a collective statement from the Alliance for Automotive Innovation or declined to comment, signaling cautious optimism or uncertainty. The alliance argued that the EPA’s action corrects unachievable regulations from the previous administration, aligning with industry goals of reducing emissions while preserving vehicle choice and competitiveness.
This regulatory shift highlights the tension between emissions reduction and market realities, particularly as automakers navigate the growing demand for electric vehicles. While stop-start technology remains optional, its potential decline could impact fuel efficiency and emissions reduction efforts. Automakers’ responses will likely shape future vehicle technologies and regulatory compliance strategies.
The decision underscores broader debates over emissions policies under the Trump administration, which aim to rollback stringent environmental regulations in favor of market-driven solutions. As automakers weigh customer preferences, technological innovation, and regulatory changes, the long-term impact on emissions and vehicle efficiency remains uncertain. Readers interested in automotive trends should stay tuned for further developments in this evolving landscape.
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Originally published on Car and Driver on 2/13/2026