Automakers have long known there's a double standard for gas mileage.
Cars have to meet higher goals, trucks have less stringent requirements. And the larger the vehicle, the lower the average fuel economy it has to deliver.
The proposed fuel economy standards for 2017 through 2025 vehicles perpetuate those distinctions.
Worse, the new rules continue profit incentives that led car companies to reclassify hundreds of thousands of vehicles not as cars but as light trucks--meaning their required gas mileage was lower.
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