The average fuel efficiency of cars and light trucks sold in the U.S. now is ahead of U.S. EPA expectations but those gains are stalling, not because automakers aren’t offering enough fuel-efficient vehicles but because consumers aren’t buying them.
Cheap gas has rekindled Americans’ love of big trucks and CUVs while small cars, hybrid-electrics and plug-ins are growing cobwebs on dealer lots, making the prospect of hitting an unadjusted 54.5 mpg (4.3 L/100 km) by 2025 a lot tougher.
July light-truck deliveries increased 12.3% from like-2014, and market penetration rose to nearly 57% from year-ago’s 53%.
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