Originally Posted by X-fired
Do you think the dealer will order a new radio if it's already been replaced with an aftermarket head unit? When I do sell the car (eventually... maybe) I'd like to pull out the aftermarket unit and replace the factory radio with the improved model.
Absolutely not. Reinstall your factory radio, and make sure all adapters and aftermarket plugs are removed, then take it in for the radio swap. A dealer won't go near your car under warranty if you have an Alpine or whatever poking out of the dash.