1994 GMC Safari Owner's Manual - Page 207

Attach the ratchet, with the DOWN side facing you, to the extension. The extension has a socket end and a flat (screwdriver shaped) end. Put the flat end of the extension on an angle through the hole in the rear door frame, above the bumper. Be sure the flat end connects into the hoist shaft. Turn the ratchet to the left to lower the spare tire to the ground. Keep turning the ratchet until the spare tire can be pulledout from under the vehicle. 4 When the tire has been lowered, tilt the retainer at the end of the cable and pull it through the wheel opening. I