Table 1 shows one common electrical system related problems of the 2010 GMC Sierra 3500.
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems |
The transmission control module stopped working leaving the vehicle unable to be driven and no part support from GMC/allison and part is backordered with no eta. There are reports the module becomes defective due to its placement near engine heat. There should be a recall for this issue. Many people are experiencing this issue.