Sensor Failure After 2-hour Warmup


If you received a Failed Sensor error after the 2-hour warmup period, you will need to replace your sensor. To report a sensor failure AFTER the 2-hour warmup period, visit 

For G6 sensor failures DURING the 2-hour warmup period, please use the Dexcom Product Support Request Form instead. 

For instructions on how to insert a Dexcom G6 Sensor, click here. 

Did you know that Dexcom offers free overpatches to provide extra protection and durability for their CGM sensors? You can order these overpatches here: Overlay Patch Form. 

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