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First you have to locate the navigation DVD player itself. The navigation system DVD players are either under the front seats or behind the navigation screen. All you have to do to update the GPS system is remove the old GPS disc and insert the new GPS disc. The NAV system will update itself. About the only thing you may have to do is reset the region the Navigation system shows. Most of the time you dont have to do anything. It will do all the updates itself.
The following procedure describes how to use the MBSA GUI tool. To use the MBSA GUI tool to scan for updates and patches. 1  On the Programs menu, click Microsoft Baseline Security Analyzer. 2  Click Scan a computer.3  Make sure that the following options are not selected, and then click Start scan.4  Check for Windows administrative vulnerabilities. 5  Check for weak passwords. You can use MBSA from the graphical user interface (GUI) executable file, Mbsa.exe, or from the command line executable file, Mbsacli.exe. 2  MBSA uses ports 138 and 139 to perform its vulnerability assessment scans; it requires a secure connection using DCOM through the Windows Firewall to perform security update scans.