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What 49 owners told NHTSA about the 2018 Mercedes-benz GLA

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (49)Crash / fire / injury (4)Electrical system (10)Engine (10)Fuel system (6)Transmission & drivetrain (6)Airbags (5)Wheels (5)Body & structure (4)Driver assistance (3)Visibility & wipers (3)Backup camera & sensors (2)

2 of 49 complaints match · Backup camera & sensors · clear filters

Feb 4, 2025Backup camera & sensors

Hello, Our car’s rear camera stopped working after about 31,000 miles. It has created a lot of safety problems. Apparently, the rear cameras stop functioning early on.

NHTSA ODI 11640758

Sep 15, 2023Electrical systemBackup camera & sensors

Subject: Urgent: Electrical Issues Causing Frequent Dashboard crashes I hope this email finds you well. I am writing to bring to your attention a recurring problem with my vehicle's electrical system, specifically the dashboard. Over the past few days, I have been experiencing frequent crashes where the dashboard turns off and on intermittently, rendering various functions inoperable. This issue has become increasingly problematic as it affects the proper functioning of essential components such as the speedometer, fuel gauge, temperature display, and other vital indicators. As a result, it has become difficult to monitor the vehicle's performance and ensure a safe driving experience. I have made several attempts to troubleshoot the issue, including checking the fuses, battery connections, and wiring harnesses, but to no avail. It appears that there is an underlying electrical fault that requires professional attention. Considering the importance of a fully functional dashboard system for the safe operation of the vehicle, I kindly request your assistance in addressing this matter urgently. I would greatly appreciate it if you could schedule a diagnostic appointment at your earliest convenience to identify and rectify the root cause of this issue. If it helps, I can provide additional information such as the make, model, and year of my vehicle, as well as any other details that may assist your team in diagnosing the problem more efficiently. Please let me know the best way to proceed and the soonest availability for an appointment. I understand that your schedule may be busy, but I hope we can find a suitable time for me to bring in my vehicle and have the issue resolved promptly. Thank you for your prompt attention to this matter. I look forward to hearing from you soon and finding a solution to this electrical issue. Warm regards, [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA ODI 11544654

Working with the data? Download all 49 complaints as CSV · fetched from NHTSA July 19, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2018 Mercedes-benz GLA verdict →