286 problems have been reported for the 2009 Buick Enclave. The following chart shows the 19 most common problems for 2009 Buick Enclave. The number one most common problem is related to the vehicle's steering with 108 problems. The second most common problem is related to the vehicle's engine and engine cooling (39 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 2009 Buick Enclave in the United States are 38,092 units [1]. If the total number of problems reported by Buick Enclave owners in the last 16 years is 286, and the age of the vehicle is 16, the PPMY index can then be calculated as
PPMY Index = 286 / 38,092 / 16 * 1000 = 0.47.
For more information, refer to this page: A study of reliability comparison across Buick Enclave model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2009 Buick Enclave in 2009.
| Service Year | Number of Problems |
|---|---|
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 |
When making the decision between buying a new or used Buick Enclave, the following table can be used to compare the 2009 Buick Enclave with the Buick Enclave from other model years. Note that the number of problems reported for the 2009 Enclave is 286 while the average number of problems reported for the 18 model years of the Buick Enclave is 168.
| Model Year | Number of Problems |
|---|---|
| 2025 Enclave | |
| 2024 Enclave | |
| 2023 Enclave | |
| 2022 Enclave | |
| 2021 Enclave | |
| 2020 Enclave | |
| 2019 Enclave | |
| 2018 Enclave | |
| 2017 Enclave | |
| 2016 Enclave | |
| 2015 Enclave | |
| 2014 Enclave | |
| 2013 Enclave | |
| 2012 Enclave | |
| 2011 Enclave | |
| 2010 Enclave | |
| 2009 Enclave | |
| 2008 Enclave |