Table 1 shows four common structure related problems of the 2021 GMC Sierra 1500. The number one most common problem is related to the body (five problems). The second most common problem is related to the structure (two problems).
| Problem Category | Number of Problems |
|---|---|
| Body problems | |
| Structure problems | |
| Door problems | |
| Tailgate problems |
I have a 2021 GMC Sierra 1500 with a power 6-point tailgate. The inner tailgate has been spontaneously opening for some reason. It seems the electric lock mechanism trips. This could case the contents of my truck bed to fall out. Read details...
The contact owned a 2021 GMC Sierra 1500. The contact stated while driving at an undisclosed speed, the vehicle was shaking erratically, and the vehicle lost motive power. In addition, the contact stated that an unknown warning light was illuminated. Read details...
The contact owns a 2021 GMC Sierra 1500. The contact stated that the inner tailgate door failed to open while pressing the release button. On several occasions while pressing the release button, the inner door would lower down. The cause of the failure was not yet determined. Read details...