Originally Posted by rcompart
... you will need to wire in a VSS and reverse wire if they aren't in the harness in the new car.
I saw that in the diagrams.
WHY does a Nav unit need vehicle speed and reverse info? It's a FREAKIN Nav unit - the damn thing KNOWS my speed and direction!!!
(Assuming you know... or have at least a theory, 'cause I don't see it.)