One problem related to door has been reported for the 2021 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2021 GMC Sierra 1500 based on all problems reported for the 2021 Sierra 1500.
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. The manufacturer and local dealer were notified of the failure, but no assistance was provided. The failure mileage was 45,000.
| Body problems | |
| Tailgate problems | |
| Structure problems | |
| Door problems |