146 problems have been reported for the 2005 Cadillac SRX. The following chart shows the 20 most common problems for 2005 Cadillac SRX. The number one most common problem is related to the vehicle's engine and engine cooling with 29 problems. The second most common problem is related to the vehicle's electrical system (21 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 2005 Cadillac SRX in the United States are 23,511 units [1]. If the total number of problems reported by Cadillac SRX owners in the last 21 years is 146, and the age of the vehicle is 21, the PPMY index can then be calculated as
PPMY Index = 146 / 23,511 / 21 * 1000 = 0.30.
For more information, refer to this page: A study of reliability comparison across Cadillac SRX model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2005 Cadillac SRX in 2005.
| Service Year | Number of Problems |
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| 2026 | |
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| 2005 |
When making the decision between buying a new or used Cadillac SRX, the following table can be used to compare the 2005 Cadillac SRX with the Cadillac SRX from other model years. Note that the number of problems reported for the 2005 SRX is 146 while the average number of problems reported for the 14 model years of the Cadillac SRX is 286.