Defect Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 CLA, 2019-2022 A-Class, 2022-2023 C-Class, 2024 CLE, 2020-2026 GLA/GLB, and 2023-2024 GLC vehicles. Please refer to MBUSA's recall report for specific model information. The micro-switch in the driver's door lock may corrode and fail to detect an open door, preventing the electronic parking brake or "Auto-Park" feature from engaging automatically. This may result in a vehicle rollaway.
The 2020 Mercedes-Benz A-Class is associated with 21 official NHTSA owner defect complaints and 10 safety recall campaigns in the federal safety database. The most frequently reported component area is ENGINE,FUEL/PROPULSION SYSTEM, accounting for 3 reports (14% of total complaints). EPA testing covers 3 certified vehicle configurations spanning 2l 4-cyl powertrain configurations. Gasoline and hybrid variants deliver 27 to 28 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.
- • NHTSA Owner Complaints: 21 reports
- • Safety Recall Campaigns: 10 campaigns
- • Top Reported Defect Area: ENGINE,FUEL/PROPULSION SYSTEM (3 / 14%)
- • Safety Incident Signals: 2 crash / 1 fire / 1 injury reports
- • NHTSA Overall Safety Rating: Not rated by NHTSA
- • EPA Efficiency: 27–28 MPG (3 variants)
What is the fuel economy and range of the 2020 Mercedes-Benz A-Class?
Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by certified vehicle variant
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
|---|---|---|---|---|---|---|---|---|
| A220 4matic | 2L 4-Cyl | 4-Wheel Drive | Automatic 7-spd | 24 MPG | 34 MPG | 28 MPG | — | $2,700 / yr |
| A220 | 2L 4-Cyl | Front-Wheel Drive | Automatic 7-spd | 24 MPG | 35 MPG | 28 MPG | — | $2,700 / yr |
| AMG A35 4matic | 2L 4-Cyl | 4-Wheel Drive | Automatic (AM7) | 24 MPG | 31 MPG | 27 MPG | — | $2,800 / yr |
What are the crash test safety ratings for the 2020 Mercedes-Benz A-Class?
Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration
| Tested Drivetrain / Cab Variant | Overall Rating | Frontal Crash | Side Crash | Rollover Rating | Rollover Risk |
|---|---|---|---|---|---|
| 4 DR FWD | — | ||||
| 4 DR 4WD | — |
No and Lane Departure Warning (LDW) is documented as Optional in official NHTSA records for tested 2020 Mercedes-Benz A-Class models.
What defect complaints are reported for the 2020 Mercedes-Benz A-Class?
Summary of 21 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2020 Mercedes-Benz A-Class problems & component breakdown (18 categories) →Are there open safety recalls on the 2020 Mercedes-Benz A-Class?
Manufacturer safety recall campaigns monitored and recorded by NHTSA
Defect Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2020 A220, 2020 CLA250, GLB250, AMG A35, AMG CLA45, AMG CLA35, and 2021 GLA250 vehicles. The vehicles may not be equipped with an inspection gauge to check the wear of the rear brake pads. In addition, information for using this inspection gauge might not be included in the owner's manual. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 135, "Light Vehicle Brake Systems."
Defect Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.
The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:
- NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
- NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
- U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.