The GMC Crackerbox might be the biggest nostalgia hit for fans of old-school heavy trucks. Everyone who grew up around big rigs seems to have some memory of their dad, grandpa, or uncle driving ...

The owner of the GMC was rescued by his friend, who owned an old Ford Taurus ... Painted in the optional Onyx Black, the truck rides on the standard 20-inch Ultra Bright machined aluminum wheels ...

here's what AT4 means on each of the GMC trucks. Read more: The 15 Most Reliable Pickup Trucks Of All Time, Ranked On the ...