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: The 890 build fixes numerous software bugs that caused system freezes or resets in version 6.51.
(e.g., 6.51). If it starts with 5.x, your car uses the VAN-bus system, and this update will brick your unit . To check, hold the button, select Device Description , and view the software version. Battery Power: rt3 upgrade 651 na 663 build 890 can42 new
This software version is designed to update the system from older 6.xx builds to the more stable , which is the final "CAN-bus" version of this hardware. Key Improvements in Build 890 (6.63) : The 890 build fixes numerous software bugs
: Better support for newer map sets and points of interest (POIs). To check, hold the button, select Device Description
If your 2008 Grand Cherokee or 2009 Chrysler 300 still has the original RT3 running 6.51, you are literally watching a computer running on its last legs. Update it. Save the hard drive. Unlock the CAN features. And enjoy the fact that your 18-year-old car now has software stability that rivals a modern aftermarket unit.
: A high-quality blank CD-R. If burning your own, use the lowest possible speed (e.g., 2x or 4x) to ensure the older RT3 lens can read it without errors.
