2020 Chevrolet Impala problems and recalls

47% of owner complaints on the 2020 Chevrolet Impala related to the Unknown Or Other (7 of 15).

15
Complaints
0
Recalls
3
Crash reports
0
Fire reports
1
Injuries
70.4
Severity index

Severity index 70.4 Medium. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 70.4p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Components cited in complaints

Unknown Or OtherUnknown Or Other: 7 complaints (46.7%)7 47%Electrical SystemElectrical System: 3 complaints (20.0%)3 20%SteeringSteering: 3 complaints (20.0%)3 20%Fuel/Propulsion SystemFuel/Propulsion System: 2 complaints (13.3%)2 13%Power TrainPower Train: 2 complaints (13.3%)2 13%Air BagsAir Bags: 2 complaints (13.3%)2 13%Seat BeltsSeat Belts: 1 complaints (6.7%)1 7%Lane DepartureLane Departure: 1 complaints (6.7%)1 7%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
UNKNOWN OR OTHER746.7%
ELECTRICAL SYSTEM320.0%
STEERING320.0%
FUEL/PROPULSION SYSTEM213.3%
POWER TRAIN213.3%
AIR BAGS213.3%
SEAT BELTS16.7%
LANE DEPARTURE16.7%

Complaints filed per year

0242021: 22022: 22023: 12024: 42025: 42026: 2 (partial year)2122232442526
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20212
20222
20231
20244
20254
2026 (year to date)2
Filings in 2023 to 2025 ran 2.2x those in 2021 to 2022 (9 against 4).

Other Chevrolet Impala model years

Severity index for every other model year on file. Compare all 9 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.