The Navigation Clock Is Off By 1 To 3 Hours After Replacing The Audio-Navigation Unit (With Navigation)

The navigation clock is off by 1 to 3 hours after replacing the audio-navigation unit

Diagnostic Procedure:

See service precautions How to Troubleshoot the Navigation System (With Navigation)

Also check for:

- Do map matching How to Troubleshoot the Navigation System (With Navigation)
- GPS antenna/cable
- Aftermarket metallic window tint
- Check and adjust the clock settings