Why your truck needs a 10l80 valve body upgrade
If you've been feeling those weird, clunky shifts in your late-model Chevy or GMC, a 10l80 valve body upgrade might be exactly what the doctor ordered to get things running smoothly again. There is nothing more frustrating than dropping fifty or sixty grand on a modern truck only to have it hunt for gears or kick you in the pants every time you pull away from a stoplight. We've all been there, staring at the dashboard wondering if the transmission is about to give up the ghost, but usually, the core of the problem isn't the whole gearbox—it's the "brain" inside it. ...