1998 GMC Sonoma Owner's Manual - Page 14

Seats and Seat Controls This section tells you about the seats -- how to adjust them, and fold them up and down. Manual Front Seat . A CAUTION: I You can lose controlof the vehicleif you try to is adjust a manual driver's seat while the vehicle moving. The sudden movement could startle and confuse you, or make you push pedal when you a don't want to. Adjust the driver's seat only when the vehicleis not moving. Move the lever under the front of the manual seat up to unlock it. Slide the seat to where you want it. Then release the lever and try to move the seat with your body to make sure the seat is locked into place. 1-2