Review update: The 2020 GMC Sierra 2500 AT4 innovates where it counts

[RSS_Auto_Poster]

The 2020 GMC Sierra 2500 Heavy Duty clocks in for the new decade with innovative new features that make life easier—and more enjoyable—at the job site. Getting around in general has also gotten easier in the redesigned work horse. For 2020 the GMC Sierra 2500 Heavy Duty might have a long list of tricks, but it has just as long a list...

More...