Two problems related to front seat belt buckle assembly have been reported for the 2000 GMC Sierra. The most recently reported issues are listed below.
Seatbelt unlatches without driver effort- several instances gm states this is an "out-of pocket" repair.
Both drivers and passenger seatbelts periodically lock for no apparent reason. This pins driver against seatback, making it impossible to lean forward to check mirrors, look over shoulder etc. For lane change. Dealer refuses to address problem.
| Front Seat Belt Buckle Assembly problems | |
| Front Seat Belt Anchorage problems | |
| Front Seat Belt problems | |
| Front Seat Belt Retractor problems |