The Navigation Clock Is off By 1 to 3 Hours After Replacing the Navigation Unit

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

Diagnostic Procedure:

See service precautions Reading and Clearing Diagnostic Trouble Codes

Also check for:

- Do map matching Reading and Clearing Diagnostic Trouble Codes
- GPS antenna/cable
- Aftermarket metallic window tint
- Check and adjust the clock settings
- Check the keyless remote linking