211 problems have been reported for the 2007 Chevrolet Silverado 2500. The following chart shows the 20 most common problems for 2007 Chevrolet Silverado 2500. The number one most common problem is related to the vehicle's air bags with 82 problems. The second most common problem is related to the vehicle's service brakes, hydraulic (20 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 2007 Chevrolet Silverado 2500 in the United States are 93,223 units [1]. If the total number of problems reported by Chevrolet Silverado 2500 owners in the last 19 years is 211, and the age of the vehicle is 19, the PPMY index can then be calculated as
PPMY Index = 211 / 93,223 / 19 * 1000 = 0.12.
For more information, refer to this page: A study of reliability comparison across Chevrolet Silverado 2500 model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2007 Chevrolet Silverado 2500 in 2007.
| Service Year | Number of Problems |
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| 2007 |
When making the decision between buying a new or used Chevrolet Silverado 2500, the following table can be used to compare the 2007 Chevrolet Silverado 2500 with the Chevrolet Silverado 2500 from other model years. Note that the number of problems reported for the 2007 Silverado 2500 is 211 while the average number of problems reported for the 30 model years of the Chevrolet Silverado 2500 is 128.