40 problems have been reported for the 2021 Chevrolet Trax. The following chart shows the 13 most common problems for 2021 Chevrolet Trax. The number one most common problem is related to the vehicle's electrical system with 10 problems. The second most common problem is related to the vehicle's engine and engine cooling (7 problems).
| Problem Category | Number of Problems |
|---|---|
| Electrical System | |
| Engine And Engine Cooling | |
| Service Brakes | |
| Power Train | |
| Equipment | |
| Air Bag | |
| Other Fuel System | |
| Suspension | |
| Structure | |
| Lane Departure | |
| Visibility | |
| Electronic Stability Control (esc) | |
| Seat Belt |
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 2021 Chevrolet Trax in the United States are 41,466 units [1]. If the total number of problems reported by Chevrolet Trax owners in the last 5 years is 40, and the age of the vehicle is 5, the PPMY index can then be calculated as
PPMY Index = 40 / 41,466 / 5 * 1000 = 0.19.
For more information, refer to this page: A study of reliability comparison across Chevrolet Trax model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2021 Chevrolet Trax in 2021.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 |
When making the decision between buying a new or used Chevrolet Trax, the following table can be used to compare the 2021 Chevrolet Trax with the Chevrolet Trax from other model years. Note that the number of problems reported for the 2021 Trax is 40 while the average number of problems reported for the 11 model years of the Chevrolet Trax is 132.