Question on Navigation System?

[rubenmer1]

I have a 1999 STS and I wonder if is possible to install a NAVIGATION SYSTEM?

Thanks.

 

[Cubster]

I have a 1999 STS and I wonder if is possible to install a NAVIGATION SYSTEM?

Thanks.

LOL, I just asked the exact question for the Mark VIII......... gr8 minds think alike !!!!! :bow: