2020 Mercedes-Benz A-Class: owner complaints and recalls

Analysis of 20 owner complaints filed with NHTSA and 0 recall campaigns. Updated 2026-07-25.

20
Complaints
0
Recalls
2
Crash reports
1
Fire reports
1
Injuries
110.0
Severity index

Severity index 110.0 - High. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.

What actually fails

ComponentComplaintsShare of complaints citing it
ELECTRICAL SYSTEM945.0%
ENGINE735.0%
BACK OVER PREVENTION420.0%
UNKNOWN OR OTHER420.0%
FUEL/PROPULSION SYSTEM315.0%
POWER TRAIN315.0%
SUSPENSION210.0%
STEERING210.0%

The single most-reported system is ELECTRICAL SYSTEM, cited in 9 of 20 complaints (45.0%). One complaint can name several systems, so these shares overlap and do not total 100%.

Complaints filed per year

2021: 32022: 22023: 32024: 12025: 92026: 2212223242526
YearComplaints
20213
20222
20233
20241
20259
2026 (year to date)2
Complaint volume is rising - the last three years carry 2.6x the filings of the three before them, which usually signals a wear-related defect surfacing with age.
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.