Peterbilt is making available its factory-installed, no-idle fuel-fired heater for Model 579s and 567s that are equipped with 44-inch sleepers. With this addition, the heaters can now be spec’d ...

DENTON, Texas — In the 75 years that Peterbilt has been building trucks, fuel economy has never been more important than it is today. So this is a big year for the truck maker, not only because it’s ...