At first look, the steering wheel of the Pontiac Banshee IV looks more like a high-tech puzzle than a driving instrument.

GM's "Dustbuster" minivans have become nostalgic symbols of the 1990s, but it's hard to find a clean examples. This 1996 ...

It surprises in what it finds surprising. Take the 1997 Pontiac Trans Sport SE minivan. I recently parked it on a West Side street, near Columbia University, in a loading-unloading event.