2010 GMC Terrain Owner's Manual - Page 349

Vehicle Care Storing a Flat or Spare Tire and Tools To store the flat tire: 9-75 { WARNING Storing a jack, a tire, or other equipment in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Store all these in the proper place. 1. Remove the cable package. The cable is stored in a plastic bag under the compact spare tire. 2. Remove the small center cap by tapping the back of the cap with the extension of the shaft, if the vehicle has aluminum wheels. 3. Put the flat tire in the rear storage area with the valve stem pointing toward the rear of the vehicle. 4. Pull the cable (A) through the door striker (D) then the center of the wheel (C).