Uconnect Software Version 18.45.01

Sometimes, the system will try to reinstall the same update. Turn off the car, let it sit for 5 minutes, and try again, or perform a "soft reset" of the radio (usually holding the volume/tune knobs simultaneously). Final Thoughts

The system should automatically detect the file and prompt you to update.

One common question: “Should I stay on 18.45.01 or upgrade to a newer version like 20.xx?” Uconnect Software Version 18.45.01

Uconnect software version is a critical firmware update primarily designed to resolve the 2019 GPS Week Rollover issue . This update ensures that navigation systems and vehicle clocks remain accurate by correctly synchronizing with GPS satellites. Key Features & Improvements

Owners had two primary methods to get version 18.45.01: Sometimes, the system will try to reinstall the same update

For eligible vehicles connected to a cellular network (via the built-in 3G/4G modem), the update was pushed . Owners would have seen a notification appear on their radio screen prompting them to install the update. They could initiate the installation immediately or schedule it for a later time.

Some users experienced a bug where SiriusXM satellite radio presets would disappear or reset after the vehicle was turned off. Version 18.45.01 patches this memory leak, ensuring your saved channels remain persistent. One common question: “Should I stay on 18

One of the most common complaints with earlier 18.x versions was intermittent Bluetooth dropping, especially with iPhones running iOS 11 and 12. Version 18.45.01 introduces:

If you see , your system is up to date for that era. If you see an older number (e.g., 17.43.01, 18.13.05, or 18.23.12), you may benefit from the update.

While these features rely heavily on the connected smartphone, older Uconnect firmware often suffered from screen flickering, pixelation, or random disconnections via the USB port. The 18.45.01 update improves USB data bus management, leading to a much more stable wired projection experience. Affected Vehicles and Compatibility

Before attempting an installation, verify your vehicle's current firmware version to see if you need the upgrade.