Two problems related to front seat recliner have been reported for the 1999 GMC Sierra. The most recently reported issues are listed below.
Seat has failed twice it hard to drive when the seat moves all the time,.
While driving on flat surface driver's seat will fully recline back. Dealer notified.
| Seats problems | |
| Seat Broken problems | |
| Front Seat Recliner problems | |
| Front Seat Power Adjust problems | |
| Front Seat Head Restraint problems | |
| Mid/rear Seats Assembly problems |