Table 1 shows two common electrical system related problems of the 2021 Chevrolet Silverado 3500. The number one most common problem is related to the electrical system (ten problems). The second most common problem is related to the dashboard failed (one problem).
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems | |
| Dashboard Failed problems |
Water entered tailgate through drainage hole in tailgate cap. The water then dripped on the tailgate switch causing it to short out. This short circuit caused my tailgate to open and close randomly without pressing any switches or buttons or key fobs. Read details...
The new gm 2021 trailer lighting module and/or system is defective. It fails a pre-connection test with tester, gives "check trailer wiring" warning on dash without a trailer connected and turns off any trailer lighting connected without warning on the road, without blowing a fuse. Read details...