Get yourself a repair manual at most auto parts stores. Around $12. There you will find all the information you need to accomplish this task and many more.
Safely raise and support the rear of the vehicle. Remove the center nut (22mm or 24mm - not sure). Remove the Phillips drum retaining screws. Remove the drum. Remove the hand brake mechanism springs...
It's different for the front and the back. The front are disc and the rear are drums. Disc - very simplified
take off the wheel remove the pin keebing the callipers on open the piston with a screw...
Done it multiple times on my 98 Suburban and several other cars I have owned. Jack the rear wheel of the car and remove the tire and rim. Remember to release the parking brake so the wheel will come...