Select a vehicle year and model below to get a valuation. For much of GMC's history, the brand has shared engineering with the trucks of Chevrolet. GMC trucks stand out as a "Professional Grade" ...

[Dave] wanted an old pickup, and he found a GMC Sierra Grande truck vintage 1970. While it had an unusual amount of options, there weren’t that many high-tech options over 50 years ago.

big-block Chevy engine. The 402 was a new displacement for Chevrolet/GMC cars and trucks in 1970 and was essentially the 396 from earlier years with a .030-inch larger bore. Oddly, the 402 was ...