1998 GMC Suburban Owner's Manual - Page 276

To take the jack out, turn the wing nut to the left and take it and the retainer off. Take the -jack and storage box out and take the tools out of the box. Your vehicle may have a pair of emergency gloves secured to the jack. You can use them when changing the tire, or during other emergency situations. Remember to replace them with the jack, so you will have them if needed later. The jack handle extension is used if the flat tire is on the rear of the vehicle. A Attach the jack handle (and jack handle extension, if needed) to thej x k. The tools you'll be using include the jack (A), the jack handle extension (B), jack handle (C), wheel wrench (D) and the ratchet (E). 5-26