342 problems have been reported for the 2001 GMC Sierra. The following chart shows the 23 most common problems for 2001 GMC Sierra. The number one most common problem is related to the vehicle's service brakes, hydraulic with 139 problems. The second most common problem is related to the vehicle's engine and engine cooling (24 problems).
The following chart shows the number of problems reported during each of the service years since the debut of the 2001 GMC Sierra in 2001.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
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| 2015 | |
| 2014 | |
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| 2012 | |
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| 2008 | |
| 2007 | |
| 2006 | |
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| 2004 | |
| 2003 | |
| 2002 | |
| 2001 |
When making the decision between buying a new or used GMC Sierra, the following table can be used to compare the 2001 GMC Sierra with the GMC Sierra from other model years. Note that the number of problems reported for the 2001 Sierra is 342 while the average number of problems reported for the 25 model years of the GMC Sierra is 178.