1999 GMC Jimmy Owner's Manual - Page 275

yellowblue The tools you'll be using include the jack (A) and wheel wrench (B). Your vehicle may also have an optional hub cap removal tool. Position the chisel end of your wheel wrench, or hub cap removal tool (if equipped), in the notch of the hub cap and pry off the hub cap. Some of the molded plastic hub caps have imitation wheel nuts molded into them. The wheel wrench won't fit these imitation nuts, so don't try to remove them with the socket end of the wheel wrench. 5-23