437 problems have been reported for the 2000 Volvo S80. The following chart shows the 23 most common problems for 2000 Volvo S80. The number one most common problem is related to the vehicle's vehicle speed control with 94 problems. The second most common problem is related to the vehicle's engine and engine cooling (74 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 2000 Volvo S80 in the United States are 36,300 units [1]. If the total number of problems reported by Volvo S80 owners in the last 22 years is 437, and the age of the vehicle is 22, the PPMY index can then be calculated as
PPMY Index = 437 / 36,300 / 22 * 1000 = 0.55.
For more information, refer to this page: A study of reliability comparison across Volvo S80 model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2000 Volvo S80 in 2000.
| Service Year | Number of Problems |
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| 2000 |
When making the decision between buying a new or used Volvo S80, the following table can be used to compare the 2000 Volvo S80 with the Volvo S80 from other model years. Note that the number of problems reported for the 2000 S80 is 437 while the average number of problems reported for the 18 model years of the Volvo S80 is 70.