The deadline for automakers to comment on the latest CAFE standard proposal is today, and at least one manufacturer has decided to speak up. BMW is calling the fuel efficiency standards it would be required to meet 'unattainable.' As you may be aware, the latest proposal takes into account the overall footprint of the vehicle, and manufacturers which sell large vehicles won't be required to meet the same goals as those which produce smaller vehicles. While that's great for manufacturers with truck-heavy lineups, automakers like BMW are in for a world of hurt as they tend to produce smaller, sportier machines. For this reason, BMW would be required to average 37.3 miles per gallon for its cars, quite a bit higher than the 35.7 mpg industry average. The Bavarian's trucks would need to achieve 31.7 mpg, compared to an industry average of 28.6 mpg.

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