Your self-start journey with Dexcom G6

Dexcom is here to support you along your way to better diabetes management with our self-guided training program. Discover education resources, training videos, and FAQs that will help you get the most out of your Dexcom Continuous Glucose Monitoring System.
Back to home

Step 2: First replacement sensor

How to replace your Dexcom G6 sensor

Your first sensor session lasts up to 10 days. This video walks through how to replace your sensor.

Reuse your transmitter

Your transmitter lasts up to 3 months. Be sure to reuse it for multiple sensor sessions. Your Dexcom G6 app tells you when your transmitter will need to be replaced, starting 3 weeks before.

Dexcom Clarity

Dexcom Clarity is an important part of your real-time CGM system, helping you to identify glucose patterns. Skip ahead to step 4 of the training program for instructions on how to set up Dexcom Clarity.
  • Learn more
Looking for help icon

Looking for help?

Having problems with your sensor? Donʼt worry, Dexcom is here to help.

Beyond the basics

We hope your first 10 days have gone well. Are you ready now to move on and find out how you can make the most of your Dexcom G6?
Privacy PolicyTerms of UseSafety InformationTrust CenterCompatibilityDownloads and GuidesCareersSensor Replacement Policy

MAT-1990

MAT-0365

© 2024 Dexcom, Inc. All rights reserved.

SG flag

SG

Change region