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
5 people reported this problem
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Viewing 1 - 4 of 4 problem details
2008 Lexus ES350 90,000 mi,
Whn I'm using the Bluetooth in my car it always drop it never stayed connected
2010 Lexus ES350 69,000 mi,
My house which was built 5 years ago doesn't show up on navigation. The system needs to be updated.
Take forever for the heater to heat up..what's wrong with it?
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.