340 problems have been reported for the 2004 Kia Motor Sorento. The following chart shows the 19 most common problems for 2004 Kia Motor Sorento. The number one most common problem is related to the vehicle's engine and engine cooling with 94 problems. The second most common problem is related to the vehicle's power train (42 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 2004 Kia Motor Sorento in the United States are 48,821 units [1]. If the total number of problems reported by Kia Motor Sorento owners in the last 18 years is 340, and the age of the vehicle is 18, the PPMY index can then be calculated as
PPMY Index = 340 / 48,821 / 18 * 1000 = 0.39.
For more information, refer to this page: A study of reliability comparison across Kia Motor Sorento model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2004 Kia Motor Sorento in 2004.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
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| 2016 | |
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| 2004 |
When making the decision between buying a new or used Kia Motor Sorento, the following table can be used to compare the 2004 Kia Motor Sorento with the Kia Motor Sorento from other model years. Note that the number of problems reported for the 2004 Sorento is 340 while the average number of problems reported for the 20 model years of the Kia Motor Sorento is 412.
| Model Year | Number of Problems |
|---|---|
| 2022 Sorento | |
| 2021 Sorento | |
| 2020 Sorento | |
| 2019 Sorento | |
| 2018 Sorento | |
| 2017 Sorento | |
| 2016 Sorento | |
| 2015 Sorento | |
| 2014 Sorento | |
| 2013 Sorento | |
| 2012 Sorento | |
| 2011 Sorento | |
| 2010 Sorento | |
| 2009 Sorento | |
| 2008 Sorento | |
| 2007 Sorento | |
| 2006 Sorento | |
| 2005 Sorento | |
| 2004 Sorento | |
| 2003 Sorento |