How do I find my vehicle's Electronic Serial Number (ESN) with SYNC®* 4A?

  1. Tap the Vehicle icon on your SYNC screen.
  2. Press Settings.
  3. Touch General.
  4. Tap About SYNC.
  5. Your SYNC Serial Number (ESN) will be displayed.

SYNC 4A Settings

Back to Locating the Electronic Serial Number (ESN) with SYNC

*Don’t drive while distracted. Use voice-operated systems when possible; don’t use handheld devices while driving. Some features may be locked out while the vehicle is in gear. Not all features are compatible with all phones.