41 problems have been reported for the 2019 Chevrolet Impala. The following chart shows the 12 most common problems for 2019 Chevrolet Impala. The number one most common problem is related to the vehicle's electrical system with 9 problems. The second most common problem is related to the vehicle's power train (5 problems).
| Problem Category | Number of Problems |
|---|---|
| Electrical System | |
| Power Train | |
| Equipment | |
| Air Bag | |
| Steering | |
| Suspension | |
| Service Brakes | |
| Lane Departure | |
| Other Fuel System | |
| Engine And Engine Cooling | |
| Seats | |
| Exterior Lighting |
In our research we use the PPMY index to compare the reliability of vehicles. The PPMY index of a certain model is defined as the problems reported per thousand vehicles per Year. The total sales of the 2019 Chevrolet Impala in the United States are 59,604 units [1]. If the total number of problems reported by Chevrolet Impala owners in the last 7 years is 41, and the age of the vehicle is 7, the PPMY index can then be calculated as
PPMY Index = 41 / 59,604 / 7 * 1000 = 0.10.
For more information, refer to this page: A study of reliability comparison across Chevrolet Impala model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2019 Chevrolet Impala in 2019.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 |
When making the decision between buying a new or used Chevrolet Impala, the following table can be used to compare the 2019 Chevrolet Impala with the Chevrolet Impala from other model years. Note that the number of problems reported for the 2019 Impala is 41 while the average number of problems reported for the 25 model years of the Chevrolet Impala is 553.