AutoUtility currently tracks 27 official NHTSA owner defect complaints for the 2017 Mercedes-Benz CLA. Electrical System issues are the most frequently reported category, appearing in 7 complaints (25.9% of submitted records). Among these NHTSA complaint records, 2 filings cite a crash, 2 report one or more injuries. The 2017 Mercedes-Benz CLA belongs to the 1st Generation (C117) platform.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
7 owner complaints submitted to NHTSA ODI for this subsystem.
5 owner complaints submitted to NHTSA ODI for this subsystem.
4 owner complaints submitted to NHTSA ODI for this subsystem.
4 owner complaints submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"What component or system failed or malfunctioned, and is it available for inspection upon request? The instrument cluster display intermittently failed, either showing incorrect information or going completely blank while driving. Yes, the component is still installed in the vehicle and available..."
"Component or System That Failed or Malfunctioned: The component that failed was the partial-load ventilation valve, which is part of the engine’s crankcase ventilation system. This valve is responsible for regulating airflow and pressure within the crankcase during partial engine loads. A..."
"Approximately 6 months I noticed my vehicle began to emit an odor and is not responsive immediately when I press on the gas. During this time period a yellow check engine light appeared on my dashboard. My local mechanic recommended Christopher Motors in Warwick Rhode Island and German Motors in..."
"1. What component or system failed or malfunctioned, and is it available for inspection upon request? The trunk latch system failed, causing the trunk to open unexpectedly. Yes, the component is available for inspection upon request. 2.How was your safety or the safety of others put at risk? The..."
"The contact owns a 2017 Mercedes-Benz CLA250. The contact stated while driving 60 MPH, the contact heard a loud pop inside the vehicle. The vehicle was steered to the side of the road and the contact observed that the sunroof panel was missing. A Police Officer passing by stated that he observed..."
Reported defect complaint volume across sibling model years (2015–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Mercedes-Benz CLA | 158 | 9 | 7 | View 2015 Problems → |
| 2016 Mercedes-Benz CLA | 66 | 5 | 9 | View 2016 Problems → |
| 2017 Mercedes-Benz CLA Current Page | 27 | 2 | 10 | Current |
| 2018 Mercedes-Benz CLA | 46 | 2 | 10 | View 2018 Problems → |
| 2019 Mercedes-Benz CLA | 51 | 4 | 6 | View 2019 Problems → |
| 2020 Mercedes-Benz CLA | 24 | 1 | 13 | View 2020 Problems → |
| 2021 Mercedes-Benz CLA | 8 | 1 | 6 | View 2021 Problems → |
| 2022 Mercedes-Benz CLA | 4 | 1 | 0 | View 2022 Problems → |
| 2023 Mercedes-Benz CLA | 6 | 2 | 1 | View 2023 Problems → |
| 2024 Mercedes-Benz CLA | 0 | 0 | 0 | View 2024 Problems → |
| 2025 Mercedes-Benz CLA | 1 | 0 | 0 | View 2025 Problems → |
| 2026 Mercedes-Benz CLA | 0 | 0 | 0 | View 2026 Problems → |
Complete distribution of consumer defect reports across all 16 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Air Bags NHTSA category: AIR BAGS | 5 | 1 | 0 | 2 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 3 | 0 | 0 | 0 | 0 |
| Structure & Body NHTSA category: STRUCTURE | 3 | 1 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 2 | 0 | 0 | 0 | 0 |
| Visibility / Glass NHTSA category: VISIBILITY | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,LATCHES/LOCKS/LINKAGES | 1 | 0 | 0 | 0 | 0 |
| Engine NHTSA category: ENGINE | 1 | 0 | 0 | 0 | 0 |
| ENGINE AND ENGINE COOLING,ELECTRICAL SYSTEM,EQUIPMENT | 1 | 0 | 0 | 0 | 0 |
| ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 1 | 0 | 0 | 0 | 0 |
| STEERING,ELECTRICAL SYSTEM,WHEELS | 1 | 0 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| VISIBILITY,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| Wheels & Hubs NHTSA category: 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 2017 Mercedes-Benz CLA
In official NHTSA consumer records, the most frequently cited issue area for the 2017 Mercedes-Benz CLA is Electrical System, appearing in 7 records (25.9% of submitted filings).
Secondary reported categories include Air Bags & Restraints (5) and Powertrain & Transmission (4).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 27 consumer defect complaints and 10 safety recall campaigns for the 2017 Mercedes-Benz CLA.
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 2017 Mercedes-Benz CLA, 2 filings cite a crash, 0 cite smoke or fire, and 2 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.