Thanks, that's what I thought.A Vibe-specific navigation DVD seems to be very difficult to find. None on eBay. Ugh. Anyone care to spare a copy?

I have a factory 03 Vibe navigation head unit. Someone sent me a copy of the map DVD that he said works great on 03-06 Silverado/Tahoe/Suburban/Escalade. The non-touchscreen version looks very similar to the Vibe navigation. Only problem is, the DVD doesn't work.Anyone know if the Vibe navigation un...