This is for 21-24 Sync 3.4 vehicles equipped with factory Navigation. If you have a 2025+ vehicle, you are running SYNC 4 and cannot install this update.
Before updating, make sure you are running Sync 3.4 Build 23188 or higher.
To check:
On center screen
Tap Settings
Scroll left or right to General
Tap General
Scroll down to About SYNC
Tap on About SYNC
If not, view link…
SYNC 3.4 Navigation Map Update NA 2 25 Now Available with Instructions
There are many new features included in this update.
This is for 21-24 Sync 3.4 vehicles equipped with factory Navigation. If you have a 2025+ vehicle, you are running SYNC 4 and cannot install this update.
Before updating, make sure you are running Sync 3.4 Build 23188 or higher.
To check:
On center screen
Tap Settings
Scroll left or right to General
Tap General
Scroll down to About SYNC
Tap on About SYNC
If not, view link…
SYNC 3.4 Navigation Map Update NA 2 25 Now Available with Instructions