Rollie Williams and Nicole Conlan from Climate Town on YT talked about this on their podcast, The Climate Denier’s Playbook, a few weeks ago.
Car companies, at least domestic ones, are subverting fuel economy rules by making cars “like trucks” due to a loophole in the code about Light Duty vehicles (SUVs are light duty trucks and hence get around requirements that other, smaller light duty vehicles have imposed on them).
It’s the same reason we see bigger and bigger trucks that look like tanks and that you can’t see children from. Those bigger vehicles require bigger engines to move, hence more greenhouse emissions.
I had my first website tell me today that I can’t access their domain on FF. It was Adobe. Fuck em