How do I update the navigation system in my Buick Rendezvous?

My 2006 Rendezvous' map disk is out of date - for example, it will tell me to turn left to get on the interstate where the ramp is now on the right. Can I get a new disk? If so, what is the least expensive source?How do I update the navigation system in my Buick Rendezvous?Check on line and make sure you have all the information that they will require so you can get your updates for your gps.How do I update the navigation system in my Buick Rendezvous?The best way to update your dvd based navigation system in your vehicle would be to speak with your local dealership. I hope that helps you.



Jeff Morris, GM Customer Service