172 problems have been reported for the 2002 Buick Century. The following chart shows the 22 most common problems for 2002 Buick Century. The number one most common problem is related to the vehicle's engine and engine cooling with 31 problems. The second most common problem is related to the vehicle's exterior lighting (24 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 2002 Buick Century in the United States are 141,819 units [1]. If the total number of problems reported by Buick Century owners in the last 21 years is 172, and the age of the vehicle is 21, the PPMY index can then be calculated as
PPMY Index = 172 / 141,819 / 21 * 1000 = 0.06.
For more information, refer to this page: A study of reliability comparison across Buick Century model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2002 Buick Century in 2002.
| Service Year | Number of Problems |
|---|---|
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 | |
| 2008 | |
| 2007 | |
| 2006 | |
| 2005 | |
| 2004 | |
| 2003 | |
| 2002 |
When making the decision between buying a new or used Buick Century, the following table can be used to compare the 2002 Buick Century with the Buick Century from other model years. Note that the number of problems reported for the 2002 Century is 172 while the average number of problems reported for the 10 model years of the Buick Century is 140.
| Model Year | Number of Problems |
|---|---|
| 2005 Century | |
| 2004 Century | |
| 2003 Century | |
| 2002 Century | |
| 2001 Century | |
| 2000 Century | |
| 1999 Century | |
| 1998 Century | |
| 1997 Century | |
| 1996 Century |