It may not be a top priority when in the drive-thru line, but letting a car idle while waiting for food could be burning more gas than many would realize. In fact, parking, turning off the engine and going inside could save enough money to add an extra treat to the order. With gas prices soaring nationwide and some of the highest prices being seen here in California, Gov. Gavin Newsom announced a new $11 billion proposal aimed at easing the pain at the pump.