Software Upgrade for Navigation & Heater Control Displays on Lexus ES350

Various concerns with the navigation & heater control display, along with Bluetooth compatibility may be corrected by upgrading the appropriate software.

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Average mileage: 71,283 (54,850–90,000)
3 model years affected: 2008, 2009, 2010
4 people reported this problem
3 people shared problem details
2008 Lexus ES35090,000
Whn I'm using the Bluetooth in my car it always drop it never stayed connected
2010 Lexus ES35069,000
My house which was built 5 years ago doesn't show up on navigation. The system needs to be updated.
I have a 2009 Lexus ES350 and on the naviagtion screen there is a Diagnosis check 1 displayed on the screen that will not go away. You are not able to control any navigation controls on the screen such as heat, map, bluetooth, and satelite radio.
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