Unique 2004 Buick Rainier GNX Prototype Only Nets Less Than $20000 At Barret ... - GM Authority (blog)

The no title part kills this car as who would want it and what do you do with it. The Only real option is to transfer the parts to a good chassis with a vin and even then not many people would have interest. This was not exactly Duntovs test car or some significant show car like the X job here. Source: gmauthority.com