Dexcom G6 TransmitterRecalls & reported problems across all models

We found 2 models of Dexcom G6 Transmitter by Dexcom, Inc. in the FDA's device registry (GUDID). Together they are named in 469,968 adverse event reports in the FDA's MAUDE database, received between Apr 2, 2018 and Sep 22, 2026 — classified as 3 deaths, 195 injuries, 469,770 malfunctions.

The most frequently reported specific device problem is “Wireless Communication Problem” (266,457 reports).

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event. Widely used products collect more reports, so totals can't be used to compare products or estimate failure rates. Only reports that name a model's exact device identifier are counted. What reports can and can't tell you · How this data works

Most reported Dexcom G6 Transmitter problems

Dexcom G6 Transmitter models

2 models, most reported first. Each model has its own page with its reports, recalls and device details.

• Dexcom G6 Transmitter 9445-24

  Integrated Continuous Glucose Monitoring System, Factory Calibrated
  240,475 reports
• Dexcom G6 Transmitter 9445-02

  Integrated Continuous Glucose Monitoring System, Factory Calibrated
  3 deaths229,493 reports

Recent Dexcom G6 Transmitter adverse event reports

The 15 most recent reports across all models, in the reporter's own words as published by the FDA.

• MalfunctionSep 22, 2026Wireless Communication Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50862281 ↗
• MalfunctionSep 17, 2026No Device Output

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50810370 ↗
• MalfunctionSep 10, 2026Wireless Communication Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50724578 ↗
• MalfunctionAug 28, 2026Wireless Communication Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50509626 ↗
• MalfunctionAug 26, 2026No Device Output

  It was reported that a transmitter battery issue occurred. No product or data was provided for evaluation. The allegation and a probable cause could not be determined. No injury or medical intervention was reported.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50453902 ↗
• MalfunctionAug 17, 2026Wireless Communication Problem

  It was reported that a signal loss occurred. No product or data was provided for evaluation. The allegation and a probable cause could not be determined. No injury or medical intervention was reported.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50279293 ↗
• MalfunctionAug 13, 2026No Device Output

  It was reported that a transmitter battery issue occurred. No product or data was provided for evaluation. The allegation and a probable cause could not be determined. No injury or medical intervention was reported.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50234354 ↗
• MalfunctionAug 11, 2026No Device Output

  It was reported that a transmitter battery issue occurred. No product or data was provided for evaluation. The allegation and a probable cause could not be determined. No injury or medical intervention was reported.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50208906 ↗
• MalfunctionJul 29, 2026Wireless Communication Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50069821 ↗
• MalfunctionJul 27, 2026No Device Output

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50021678 ↗
• MalfunctionJul 27, 2026Wireless Communication Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50013787 ↗
• MalfunctionJul 9, 2026No Device Output

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 25763146 ↗
• MalfunctionJul 1, 2026Wireless Communication Problem

  IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. IT WAS INDICATED THAT THE PATIENT USED AN EXPIRED PRODUCT, WHICH IS MISUSE OF THE DEVICE. IT WAS INDICATED THAT THE PATIENT WAS USING AN UNSUPPORTED OPERATING SYSTEM, WHICH IS MISUSE OF THE DEVICE. PERFORMANCE DATA WAS REVIEWED. THE ALLEGATION WAS CONFIRMED DUE TO THE FINDING OF SIGNAL LOSS OVER AN HOUR WITHIN THE INVESTIGATION WINDOW. THE PROBABLE CAUSE WAS THE TRANSMITTER AND APP WERE UNABLE TO COMPLETE A DATA TRANSFER. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 25685788 ↗
• MalfunctionJun 29, 2026Wireless Communication Problem

  IT WAS REPORTED THAT A SIGNAL LOSS OCCURRED. NO PRODUCT OR DATA WAS PROVIDED FOR EVALUATION. THE ALLEGATION AND A PROBABLE CAUSE COULD NOT BE DETERMINED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 25661547 ↗
• MalfunctionJun 23, 2026Wireless Communication Problem

  IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. IT WAS INDICATED THAT THE PATIENT WAS USING AN UNSUPPORTED OPERATING SYSTEM, WHICH IS MISUSE OF THE DEVICE. PERFORMANCE DATA WAS REVIEWED. THE ALLEGATION WAS CONFIRMED DUE TO THE FINDING OF SIGNAL LOSS OVER AN HOUR WITHIN THE INVESTIGATION WINDOW. THE PROBABLE CAUSE COULD NOT BE DETERMINED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 25598155 ↗

Other Dexcom, Inc. products

• Dexcom G613 models · 637,302 reports · 7 recalls
• Dexcom G732 models · 325,909 reports · 8 recalls
• Dexcom G521 models · 206,314 reports · 1 recall
• Dexcom G7 GSS (161)4 models · 141,244 reports · 1 recall
• Dexcom G4 Platinum41 models · 119,308 reports · 2 recalls
• Dexcom G7 Receiver4 models · 33,732 reports · 1 recall
• Dexcom G7 GSS (160)4 models · 33,558 reports
• Dexcom G5 Mobile Receiver3 models · 26,327 reports