Originally Posted by tjackson82
Can someone who has an '08 with Nav confirm that there is no factory iPod/mp3 jack and this is only a dealer-installed option?
Consider it confirmed and it will be a dealer installed option. The last WAG i heard on this subject is availablitiy of this ipod interface won't be until September at the earliest; now given GM's history of availability in the past I can't tell you what year. Ciao amigo