Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
Is the iPhone's GPS so accurate that you could actually pin your car on the parking lot and find it just by using the screen? That'd have to be accurate to within 10 ft (3m) or so.
Yes, most GPS systems are this accurate.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.