1994 GMC Suburban Owner's Manual - Page 230

Spare Tire Your spare tire is mounted on the driver side inside cargo area wall, at the rear of the vehicle First open the tire cover, if y o u have one. Turn the wing nut to the left and takc it, and the adapter, off the bolt. Take the tire o u t of the vehicle and remove the tire cover. Jack and Tools -Utility Models If your utility model has a jack cover, turn the wing nut to the left to takc it off, then take the cover off. 5-26