AutoUtility currently tracks 9 official NHTSA owner defect complaints for the 2020 Mercedes-Benz GLA. Fuel & Propulsion System issues are the most frequently reported category, appearing in 2 complaints (22.2% of submitted records). Among these NHTSA complaint records, 1 reports one or more injuries.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
2 owner complaints submitted to NHTSA ODI for this subsystem.
2 owner complaints submitted to NHTSA ODI for this subsystem.
2 owner complaints submitted to NHTSA ODI for this subsystem.
2 owner complaints submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"A bicyclist claims I almost ran him over. I didn’t hit him, but he fell over and made sued my insurance company. He claims he was at the right side of my car as I was merging towards the right to make a turn. If he was indeed in my blind spot, then it’s important to note that the blind spot assist..."
"Had just gotten on the expressway, when a loud gunshot noise was heard. Out of fear, I ducked down, thinking it had actually been one. However, I heard a lot of wind coming in as if a window was down, when I look up, majority of my panoramic sunroof was gone. No messages or warnings appeared on the..."
"Problem has been confirmed by dealer that the rear differential assembly needs to be replaced. This is a very common defect with gla250’s. It been recalled in the past and Mercedes Benz is putting many drivers at risk. The estimated to replace is $6100! Mercedes Benz corporation refuses to replace..."
"The contact owns a 2020 Mercedes-Benz GLA250. The contact stated that while driving 35-40 MPH, the check engine warning light illuminated. There was an abnormally loud rumbling sound heard. The contact pulled over and restarted the vehicle. The vehicle was taken to the local dealer, where it was..."
"My Mercedes Benz GLA250 has a faulty rear differential and began shuddering and driving poorly when it had 44K miles on it. This is a very premature failure as diagnosed by two repair shops and is happening to thousands of this model Mercedes Benz. The damage can be catastrophic if continued to be..."
Reported defect complaint volume across sibling model years (2015–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Mercedes-Benz GLA | 101 | 4 | 5 | View 2015 Problems → |
| 2016 Mercedes-Benz GLA | 51 | 1 | 4 | View 2016 Problems → |
| 2017 Mercedes-Benz GLA | 33 | 0 | 9 | View 2017 Problems → |
| 2018 Mercedes-Benz GLA | 49 | 3 | 12 | View 2018 Problems → |
| 2019 Mercedes-Benz GLA | 29 | 2 | 11 | View 2019 Problems → |
| 2020 Mercedes-Benz GLA Current Page | 9 | 0 | 5 | Current |
| 2021 Mercedes-Benz GLA | 0 | 0 | 9 | View 2021 Problems → |
| 2022 Mercedes-Benz GLA | 4 | 0 | 2 | View 2022 Problems → |
| 2023 Mercedes-Benz GLA | 8 | 1 | 1 | View 2023 Problems → |
| 2024 Mercedes-Benz GLA | 0 | 0 | 2 | View 2024 Problems → |
| 2025 Mercedes-Benz GLA | 3 | 1 | 1 | View 2025 Problems → |
| 2026 Mercedes-Benz GLA | 0 | 0 | 1 | View 2026 Problems → |
Complete distribution of consumer defect reports across all 7 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 3 | 0 | 0 | 0 | 0 |
| FUEL SYSTEM, GASOLINE,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ELECTRICAL SYSTEM | 1 | 0 | 0 | 0 | 0 |
| SEATS,LANE DEPARTURE | 1 | 0 | 0 | 1 | 0 |
| STEERING,ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| STEERING,POWER TRAIN,WHEELS | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2020 Mercedes-Benz GLA
In official NHTSA consumer records, the most frequently cited issue area for the 2020 Mercedes-Benz GLA is Fuel & Propulsion System, appearing in 2 records (22.2% of submitted filings).
Secondary reported categories include Steering System (2) and Powertrain & Transmission (2).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 9 consumer defect complaints and 5 safety recall campaigns for the 2020 Mercedes-Benz GLA.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2020 Mercedes-Benz GLA, 0 filings cite a crash, 0 cite smoke or fire, and 1 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.