How do I find my vehicle's Electronic Serial Number (ESN) with SYNC®* 4A?
- Tap the Vehicle icon on your SYNC screen.
- Press Settings.
- Touch General.
- Tap About SYNC.
- Your SYNC Serial Number (ESN) will be displayed.
*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.