48 problems have been reported for the 2013 GMC Sierra 2500. The following chart shows the 12 most common problems for 2013 GMC Sierra 2500. The number one most common problem is related to the vehicle's equipment with 13 problems. The second most common problem is related to the vehicle's fuel system, other (7 problems).
| Problem Category | Number of Problems |
|---|---|
| Equipment | |
| Other Fuel System | |
| Air Bag | |
| Steering | |
| Power Train | |
| Service Brakes | |
| Tire | |
| Electrical System | |
| Structure | |
| Vehicle Speed Control | |
| Engine And Engine Cooling | |
| Gasoline Fuel System |
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 2013 GMC Sierra 2500 in the United States are 20,544 units [1]. If the total number of problems reported by GMC Sierra 2500 owners in the last 12 years is 48, and the age of the vehicle is 12, the PPMY index can then be calculated as
PPMY Index = 48 / 20,544 / 12 * 1000 = 0.19.
For more information, refer to this page: A study of reliability comparison across GMC Sierra 2500 model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2013 GMC Sierra 2500 in 2013.
| Service Year | Number of Problems |
|---|---|
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 |
When making the decision between buying a new or used GMC Sierra 2500, the following table can be used to compare the 2013 GMC Sierra 2500 with the GMC Sierra 2500 from other model years. Note that the number of problems reported for the 2013 Sierra 2500 is 48 while the average number of problems reported for the 29 model years of the GMC Sierra 2500 is 59.