Watch this video to learn how to replace a Dexcom G7 sensor.
For more information and an illustrated step-by-step guide to replacing a sensor, please consult the Dexcom user guide and refer to the table of contents.
Important note about Dexcom support:
Dexcom and Tandem have agreed which system issues are best handled by each company, including which company is responsible for reporting those events to the appropriate regulatory authority. To help ensure that the required reporting takes place in a timely fashion, customers may need to contact Dexcom for some issues and Tandem for others.
Tandem handles issues such as loss of connection (on pump only).
For all other CGM issues, including would not accept calibration, the sensor failure during the 30 minute warmup, “no restarts” alert or physical problems with your sensor or transmitter, such as bleeding, bruising, skin reaction, adhesive issues, applicator issues, or broken wires, you should contact Dexcom using one of the options at dexcom.com/contact