"Speed sense steering system does exactly what its name implies. It senses your car’s speed and adjusts the amount of compensation or assistance that it provides to give you the feeling of being in control while steering 100% of the time." According to a Google reply, Express Vans had this...

What year did Chevy Express Vans get speed-sensitive steering? I have a 1999 van that seems, as of late, to have lost this ability, making high-speed steering more dicey than it used to be. Can they have that ability but lose it?