For the 2003 model year, a number of exterior and equipment changes were made to a refreshed Silverado 1500HD. The 6.0-liter Vortec V-8 engine provided the option of running compressed natural gas or ...

but also Quadrasteer, although it’s not called that anymore. The Silverado EV RST First Edition comes standard with rear-wheel steering that allows it to make much tighter turns than a truck its ...