One problem related to mid/rear seats assembly has been reported for the 1998 GMC Sonoma. The most recently reported issues are listed below.
Front driver's seat would not lock in place during sudden stop. Dealer has been contacted. *akthe passenger side seat also doesn't lock in place and moves forward on sudden stops.
| Front Seat Recliner problems | |
| Seats problems | |
| Mid/rear Seats Assembly problems | |
| Seat Broken problems |