2003 GMC Sonoma Owner's Manual - Page 344

11. Use the wrench to tighten the wheel nuts firmly in a crisscross sequence as shown. Incorrect wheel nutsor improperly tightened wheel nuts can cause the wheel to come loose and even come off. This could lead to an accident. Be sure to use the correct wheel nuts. If you have to replace them, be sure to get new GM original equipment wheel nuts. Stop somewhere as soon as you can and have the nuts tightened with a torque wrench to the proper torque specification.See "Capacities and Specifications" in the Index for wheel nut torque specification. Notice: Improperly tightened wheel nuts can lead to brake pulsation and rotor damage. To avoid expensive brake repairs, evenly tighten the wheel nuts in the proper sequence and to the proper torque specification. See "Capacities and Specifications" in the index the wheel nut torque for specification.