: How to Upgrade 2000 Deville DHS Nav Sys

08-02-08, 10:04 AM
Is there away to upgrade the Navigation System in the 2000 Deville DHS? I have the Bose sys w/cd. Just got the car and would like to use the Nav sys.


08-02-08, 10:52 AM
not really
youd have to try and install the newer dvd 02+ Dev/Sev nav system for updates