2018 Chevrolet Impala: owner complaints and recalls
Analysis of 59 owner complaints filed with NHTSA and 1 recall campaigns. Updated 2026-07-25.
59
Complaints
1
Recalls
6
Crash reports
0
Fire reports
2
Injuries
67.8
Severity index
Severity index 67.8 - Medium. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.
Among the 121 2018 vehicles we track with at least 40 complaints on file, the 2018 Chevrolet Impala ranks 42 of 121 by severity, where 1 is the worst. Its severity is higher than 65% of its model-year peers. See the full 2018 ranking.
What actually fails
| Component | Complaints | Share of complaints citing it |
|---|---|---|
| UNKNOWN OR OTHER | 16 | 27.1% |
| POWER TRAIN | 11 | 18.6% |
| ELECTRICAL SYSTEM | 11 | 18.6% |
| SERVICE BRAKES | 8 | 13.6% |
| STEERING | 7 | 11.9% |
| ENGINE | 7 | 11.9% |
| AIR BAGS | 6 | 10.2% |
| EXTERIOR LIGHTING | 4 | 6.8% |
The single most-reported system is UNKNOWN OR OTHER, cited in 16 of 59 complaints (27.1%). One complaint can name several systems, so these shares overlap and do not total 100%.
Complaints filed per year
| Year | Complaints |
|---|---|
| 2017 | 1 |
| 2018 | 5 |
| 2019 | 10 |
| 2020 | 12 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 (year to date) | 3 |
Complaint volume is broadly steady year over year.
Recall campaigns
| Campaign | Reported | Component | Summary |
|---|---|---|---|
| 18V576000 | 30/08/2018 | SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER | General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadillac XTS and XTS Professional vehicles and 2018 Chevrolet Malibu vehicles. The rear brake caliper pisto |
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.