US says GM tech costs to drop by $20 billion through 2031 due to new emissions rules ↧

US says GM tech costs to drop by $20 billion through 2031 due to new emissions rules ↧ ↧ US says GM tech costs to drop by $20 billion through 2031 due to ne... General Motors will see its technology costs decline by $20.4 billion through 2031 as a result ​of drastically lower vehicle fuel economy rules finalized Monday, the ‌US Transportation Department said.