Depending on the length of time the power was interrupted, your system may require GPS initialization.

If initialization is not necessary, the system proceeds directly to the Startup Confirmation screen.
If the system fails to locate a sufficient number of satellites to locate your position within 10 minutes, the following screen is displayed.

If you are experiencing GPS reception problems:
Wheels
Clean the wheels as you would the rest of the exterior. Wash them with the same
solution, and rinse them thoroughly.
If equipped
Aluminum alloy wheels have a protective clear-coat that keeps the a ...
Mirrors
Keep the inside and outside mirrors clean and adjusted for best visibility.
Be sure to adjust the mirrors before you start driving.
The inside mirror has day and night positions. The night positio ...