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The only thing that I would know to suggest from my experience would be incorrect programming done at dealership. When they plug the tech 2 device into the vehicle and program the radio, it asks a series of questions, there are supposedly two different questions that you need to choose without...

Do you need just the dvd for navigation or the whole navigation unit? The dvd is sold several different places including the dealerships to ebay. If you are replacing your stock radio with a navigation unit, that is more involved. There are several different posts on here about what you...

VSS / voice harness I do not know if anyone is still looking for this, but I found a person on ebay selling them. A guy named tauk and the store is called A and T auto. Here is a link of the harness that I ordered and used...

Thanks for the response 3241, I have not figured it out yet. I do not think that I have a UAE nav unit, just that the dealer mechanic selected that instead of US. I still am trying to find out if that is why I can turn off driving restrictions and scroll during driving. To anyone that has a...

Factory NAV issues Trimcat, Thanks for the reply. Unfortunately the dealer was no help again. They said without a VSI or VIN number of the vehicle that the radio was taken out of, they could not do anything. I ordered the VSS harness and GPS antenna yesterday. Question, does your time...

Still need help While I was hoping to get some input from a dealer mechanic with tech 2 experience, any input and or brainstorming would be appreciated. I will try to post some pics of some of the various screens. This is not a hybrid tahoe.

I have a 2008 Tahoe LT2, bose speakers, no backup camera, no rear entertainment package. I recently purchased the factory navigation head unit off ebay and installed it. I did not put in the gps antenna or the vss harness yet. I mostly purchased the unit for the 3 lines of text for xm radio...