BMW Navigation Buyer’s Guide
1. Buy Smart—It is easy to make mistakes
Two common threads on our forum are either from someone asking if a navigation computer they have found on eBay or elsewhere is right for their vehicle upgrade or from someone who is seeking validation of a navigation computer they have already purchased. Many people have posted their success stories of various navigation upgrades and retrofits, so the process is very well understood for the E38/E39/E53 families of BMW. Variations in original equipment and the many types of BMW factory installed and accessory navigation systems makes it complicated but not impossible to identify and purchase the right pieces. There are a significant number of misidentified or misunderstood navigation computers for sale out there that can leave buyers stranded and or screwed. This document is an attempt to identify the different BMW navigation computers available and to help you to identify the one that is right for your project.
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