86 problems have been reported for the 2020 Acura TLX. The following chart shows the 17 most common problems for 2020 Acura TLX. The number one most common problem is related to the vehicle's engine and engine cooling with 25 problems. The second most common problem is related to the vehicle's fuel system, gasoline (12 problems).
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 2020 Acura TLX in the United States are 28,894 units [1]. If the total number of problems reported by Acura TLX owners in the last 6 years is 86, and the age of the vehicle is 6, the PPMY index can then be calculated as
PPMY Index = 86 / 28,894 / 6 * 1000 = 0.50.
For more information, refer to this page: A study of reliability comparison across Acura TLX model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2020 Acura TLX in 2020.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 |
When making the decision between buying a new or used Acura TLX, the following table can be used to compare the 2020 Acura TLX with the Acura TLX from other model years. Note that the number of problems reported for the 2020 TLX is 86 while the average number of problems reported for the 12 model years of the Acura TLX is 104.