These quick, informative training videos show you the features and operations of the GSD 24 and 26 black-box sounders – and even highlight some installation tips and tricks, too.

Introduction to Garmin GSD 24 and 26

The GHP 10 marine autopilot adds a whole new level of versatility to the Garmin marine line.

GSD 26 Installation

Learn more about the Garmin GSD 26 black box sounder, including tips for proper installation.

GSD 24 Installation

Learn more about the Garmin GSD 24 black box sounder, including tips for proper installation.


GSD 24: Connecting Water Temp and Speed Sensors

Learn more about the Garmin GSD 24 and GSD 26 black box sounders, including features and benefits of both, and tips for maximizing your sounders performance.

Installing a GSD 24 without a Transducer ID

Learn more about manually configuring the Garmin GSD 24 black box sounder with transducer that does not have a transducer ID, or with a transducer that's transducer ID function is not working properly.

Installing a GSD 24 with Transducer Adapter Box

Learn more about installing a Garmin GSD 24 black box sounder with a transducer that is already installed on the boat using the transducer adapter box.


Transducer Selection Guide

Transducers are the eyes — and ears — of a sonar system. Learn more about Garmin's transducer selection guide to help select the right transducer for your boat and sounder module.