The White House has proposed a rule whereby all new vehicles would have to have a fleetwide...

|By:, SA News Editor

The White House has proposed a rule whereby all new vehicles would have to have a fleetwide average of 56.2 miles to the gallon by 2025, sources say. The plan would double current fuel-economy targets and probably raise prices in some cars. Final numbers for 2017-2025 are expected in September.