42 problems have been reported for the 2009 Acura TL. The following chart shows the 12 most common problems for 2009 Acura TL. The number one most common problem is related to the vehicle's air bags with 18 problems. The second most common problem is related to the vehicle's structure (5 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 Acura TL in the United States are 33,698 units . If the total number of problems reported by Acura TL owners in the last 10 years is 42, and the age of the vehicle is 10, the PPMY index can then be calculated as
PPMY Index = 42 / 33,698 / 10 * 1000 = 0.12.
For more information, refer to this page: A study of reliability comparison across Acura TL model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2009 Acura TL in 2009.
|Service Year||Number of Problems|
When making the decision between buying a new or used Acura TL, the following table can be used to compare the 2009 Acura TL with the Acura TL from other model years. Note that the number of problems reported for the 2009 TL is 42 while the average number of problems reported for the 19 model years of the Acura TL is 174.