2019 GMC Sierra 3500

More than 331,000 Chevrolet and GMC heavy-duty pickup trucks are being recalled for a fire risk thanks to an optional engine block heater cord that could cause a short circuit.

Approximately 324,200 model-year 2017-19 Chevrolet Silverado and GMC Sierra heavy-duty pickup trucks are being recalled for their engine-block heaters.

If you're big on big trucks, the 2019 Chicago Auto Show was huge for you, 
 especially because heavy-duty pickups took center stage. Here's a roundup 
 of the most crucial HD developments.