1999 Chevy Suburban

the bulb will either have a round rign around it that will haf unscrew and remove the bulb and disconnect the connector. Or the bulb itself will unscrew teh same way out of the headlight and replaced that way.do not otuch the bulb part of the new bulb as the oilon your hands will shorten it's life dramatically. if you do wipe it with alcohol before installing.