Authorized content, such as installation manuals and software, is available to access in the Garmin Support Center for your certified aviation product that was purchased over-the-counter*.

First, you will need to complete the registration for your product.

Go to https://fly.garmin.com/fly-garmin/devices/warranty-registration
Click on 'Register Panel-Mounted Avionics/Devices'
Fill in the required fields to complete the registration

OTC01

After your product is registered, you will be authorized to view content for your product on the Garmin Support Center while logged into your account.

Go to https://support.garmin.com
Enter your product name
If your product has been registered and you are signed into your account, then you now have access to the Authorized Content for your product in the Support Center.

OTCAC

Other helpful support content available publicly on the Support Center includes FAQs in the Get Help section, owner's manuals, software information, and videos.

You can also visit the Aviation Support Center at https://aviationsupport.garmin.com for filtered content for Aviation products. The Authorized Content for products purchased over-the-counter is also available on the Aviation Support Center after selecting any topic and then making a product selection.

AVOTCAC

*Over-the-counter products include:

G5
GDL 82
GI 260
GI 275
GMA 342
GMA 345
GNC 255
GNC 355
GPS 175
GSB 15
GTR 225
GTX 325
GTX 335