Dexcom G7 GSS (160)Recalls & reported problems across all models

We found 4 models of Dexcom G7 GSS (160) by Dexcom, Inc. in the FDA's device registry (GUDID). Together they are named in 33,558 adverse event reports in the FDA's MAUDE database, received between Oct 9, 2023 and Sep 15, 2026 — classified as 372 injuries, 33,186 malfunctions.

The most frequently reported specific device problem is “Wireless Communication Problem” (17,039 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 G7 GSS (160) problems

Dexcom G7 GSS (160) models

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

• Dexcom G7 GSS (160) 9500-160

  Integrated Continuous Glucose Monitoring System, Factory Calibrated
  33,025 reports
• Dexcom G7 GSS (160) STP-AT-012

  Integrated Continuous Glucose Monitoring System, Factory Calibrated
  317 reports
• Dexcom G7 GSS (160) STP-AT-013

  Integrated Continuous Glucose Monitoring System, Factory Calibrated
  165 reports
• Dexcom G7 GSS (160) STP-AT-011

  Integrated Continuous Glucose Monitoring System, Factory Calibrated
  51 reports

Recent Dexcom G7 GSS (160) adverse event reports

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

• MalfunctionSep 15, 2026Wireless Communication Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50782193 ↗
• MalfunctionMar 4, 2026Detachment of Device or Device Component

  IT WAS REPORTED THAT AN APPLICATOR DEPLOYMENT OCCURRED. THE SENSOR WAS INSERTED INTO THE ARM ON (B)(6) 2025. PRODUCT WAS PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND PASSED. INTERNAL VISUAL INSPECTION WAS PERFORMED AND FAILED DUE TO MISSING NEEDLE. AN APPLICATOR DEPLOYMENT WAS NOT FOUND WITHIN THE INVESTIGATION WINDOW. THE ALLEGATION WAS NOT CONFIRMED. HOWEVER, A BROKEN OR DETACHED NEEDLE OR CANNULA WAS FOUND IN CONNECTION TO THE REPORTED EVENT. THE PROBABLE CAUSE OF THE BROKEN OR DETACHED NEEDLE OR CANNULA COULD NOT BE DETERMINED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24506301 ↗
• MalfunctionFeb 18, 2026Protective Measures Problem

  DEXCOM BECAME AWARE THAT THE USER EXPERIENCED A FAILURE BUT DID NOT RECEIVE THE EXPECTED SENSOR FAILURE ALERT ON THEIR G7 CGM APPLICATION. PRODUCT WAS PROVIDED AND AN INVESTIGATION WAS PERFORMED. THE ROOT CAUSE WAS DETERMINED TO BE A CODING ISSUE. THE G7 CGM APPLICATION ONLY DETECTS THAT THE SESSION HAS ENDED, THUS, IT DOES NOT ALERT THE USER THAT THE SENSOR HAS FAILED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24380206 ↗
• MalfunctionJan 12, 2026Wireless Communication Problem

  IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. PRODUCT WAS PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND PASSED. NORDIC BLUETOOTH PAIRING TEST WAS PERFORMED AND FAILED. 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 24045556 ↗
• MalfunctionJan 3, 2026Protective Measures Problem

  DEXCOM BECAME AWARE THAT THE USER EXPERIENCED A FAILURE BUT DID NOT RECEIVE THE EXPECTED SENSOR FAILURE ALERT ON THEIR G7 CGM APPLICATION. DATA WAS PROVIDED AND AN INVESTIGATION WAS PERFORMED. THE ROOT CAUSE WAS DETERMINED TO BE A CODING ISSUE. THE G7 CGM APPLICATION ONLY DETECTS THAT THE SESSION HAS ENDED, THUS, IT DOES NOT ALERT THE USER THAT THE SENSOR HAS FAILED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 23953030 ↗
• MalfunctionDec 31, 2025Protective Measures Problem; Protective Measures Problem

  DEXCOM BECAME AWARE THAT THE USER EXPERIENCED A FAILURE BUT DID NOT RECEIVE THE EXPECTED SENSOR FAILURE ALERT ON THEIR G7 CGM APPLICATION. DATA WAS PROVIDED AND AN INVESTIGATION WAS PERFORMED. THE ROOT CAUSE WAS DETERMINED TO BE A CODING ISSUE. THE G7 CGM APPLICATION ONLY DETECTS THAT THE SESSION HAS ENDED, THUS, IT DOES NOT ALERT THE USER THAT THE SENSOR HAS FAILED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 23938780 ↗
• MalfunctionDec 31, 2025Protective Measures Problem; Protective Measures Problem

  DEXCOM BECAME AWARE THAT THE USER EXPERIENCED A FAILURE BUT DID NOT RECEIVE THE EXPECTED SENSOR FAILURE ALERT ON THEIR G7 CGM APPLICATION. DATA WAS PROVIDED AND AN INVESTIGATION WAS PERFORMED. THE ROOT CAUSE WAS DETERMINED TO BE A CODING ISSUE. THE G7 CGM APPLICATION ONLY DETECTS THAT THE SESSION HAS ENDED, THUS, IT DOES NOT ALERT THE USER THAT THE SENSOR HAS FAILED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 23938713 ↗
• MalfunctionDec 4, 2025Wireless Communication Problem; Wireless Communication Problem

  IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. PRODUCT WAS PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND PASSED. NORDIC BLUETOOTH PAIRING TEST WAS PERFORMED AND FAILED. 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 23720093 ↗
• MalfunctionDec 4, 2025Wireless Communication Problem; Wireless Communication Problem

  IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. PRODUCT WAS PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND PASSED. NORDIC BLUETOOTH PAIRING TEST WAS PERFORMED AND FAILED. 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 23718012 ↗
• MalfunctionSep 18, 2025Wireless Communication Problem; Wireless Communication Problem

  IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. PRODUCT WAS PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND PASSED. NORDIC BLUETOOTH PAIRING TEST WAS PERFORMED AND FAILED. 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 23089054 ↗
• MalfunctionSep 16, 2025Detachment of Device or Device Component; Detachment of Device or Device Component

  IT WAS REPORTED THAT A DETACHED OR MISSING SENSOR WIRE OCCURRED. THE SENSOR WAS INSERTED INTO THE ABDOMEN ON (B)(6) 2025. 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 23066042 ↗
• MalfunctionSep 16, 2025Wireless Communication Problem; Wireless 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 23062920 ↗
• MalfunctionSep 16, 2025High Readings; High Readings

  IT WAS REPORTED THAT AN INACCURACY BETWEEN THE CONTINUOUS GLUCOSE MONITOR (CGM) AND THE BLOOD GLUCOSE (BG) METER OCCURRED. THE SENSOR WAS INSERTED INTO THE ARM ON (B)(6) 2025. IT WAS INDICATED THAT THE PATIENT USED AN EXPIRED SENSOR, WHICH IS MISUSE OF THE DEVICE. NO DATA WAS PROVIDED FOR EVALUATION. THE ALLEGATION AND THE PROBABLE CAUSE COULD NOT BE DETERMINED. THE REPORTED GLUCOSE VALUES FALL WITHIN THE D ZONE OF THE PARKES ERROR GRID. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

  Patient problems: Hypoglycemia

  MAUDE report 23062138 ↗
• MalfunctionSep 15, 2025Wireless Communication Problem; Wireless 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 23058073 ↗
• MalfunctionSep 12, 2025Wireless Communication Problem; Wireless Communication Problem

  AFTER SUBMISSION OF THE INITIAL MDR, PRODUCT WAS RECEIVED ON 9/10/2025 AND IT WAS DETERMINED THIS COMPLAINT IS NOT REPORTABLE PER CORPFT-140202.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 23042407 ↗

Other Dexcom, Inc. products

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