The GMC Sierra 1500 and GMC Canyon are core products in the brand’s pickup truck line, and the GMC Savana soldiers on as its commercial van offering. Now, according to a newly released GM dealer ...

Back in July, GM Authority brought you exclusive coverage of a transmission downgrade for the 2020 Silverado 1500 High Country 4WD Short Bed, with that particular model mating the 5.3L V8 L84 engine ...

General Motors' 4L60-E automatic transmission is one of the most popular transmissions ever built. It was initially designed to replace and modernize GM's older Turbo 700R4 — also known as the ...

The entire reason you drive an automatic transmission instead of a manual one is that it's much easier overall in terms of actual driving and caring for it — not to mention that stick shifts are a ...

Originally developed for the 2015 Corvette Z06, GM’s Hydra-Matic 8L90 eight-speed auto trickled to the normal 2015 Corvette and the 2015 Cadillac Escalade. Designed to be mated exclusively to the 6.2 ...