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Aviation Alerts and Advisories

Service Advisory 1930 Rev B: GPS 155XL, GNC 250XL, and GNC 300XL End of Service Life


Removed estimated end of service life dates


Garmin GPS 155XL, GNC 250XL, and GNC 300XL units are affected.


Effective immediately, repair services and service parts are discontinued for the units listed above.

We sincerely regret discontinuing service or support on any Garmin product. However, a number of components required for the manufacture and/or repair of essential subassemblies within the affected products are no longer available.

Please visit for your product replacement needs.

Service Advisory 1930 Rev B