dechief4

Seriously... No one?

In trying to decide if it would be worth trying the upgrade, does anyone have a list of functional differences between the Z2 and Z3? I understand the hardware is the same and it is essentially a software upgrade, so it begs the question - what are the main differences between the two version of software - stability, enhanced features, what? Thanks! Dechief

Thanks again for the suggestion, guys! I'll give 'em a try.

No other help or suggestions guys??? Jon

Thanks for the reply. My background is a light grey color...

Hey guys. New Z2 installed (in an '07 GMC Envoy Denali) over the weekend (I did not perform the install myself), and I've got a couple of issues. 1) Auto-dimming for night time. This does not work. I understand the dimming should occur automatically when the headlights come on. The installer showed me two (2) orange ILL wires (one had a white stripe, IIRC). He connected both of these wires separately and together, at my suggestion, to the vehicle's ILL wire (this was coming out of the add-on Onstar wiring harness adapter) and no combo worked to induce nighttime illumination with th