1998 GMC Safari Owner's Manual - Page 116

As you signal a turn or a lane change, arrows don't if the flash butjust stay on, a signal bulb may burned out be and other drivers won't your turn signal. see If a bulb burned out, replaceit to help avoid an is accident. If the arrows don't go on all when you at signal a turn, check the (see "Fuses and Circuit fuse Breakers" in the Index) and burned-out bulbs. for If you have a trailer towing option with added wiring for the trailer lamps, a different turn signal flasher is used. With this flasher installed, signal indicator will flash the even if a turn signal bulb is burned out. Check front the and rear turn signal lamps regularly to make sure they are working. Windshield Wipers You control the windshield wipers by turning the band with the wiper symbol on it. For a single-wiping cycle, turn the band to MIST. Hold it there until the wipers start, then let go.The wipers will stop after wipe. If one you want more wipes, hold the band on MIST longer. You can set the wiper speed a long or short delay for between wipes. This can be very usefullight rainor in Headlamp High/Low Beam Changer snow. Turn the band to choose the delay time. The To change the headlamps from low beam to high or high closer toLOW, the shorter the delay. to low, pull the multifunction lever all the way toward For steady wiping at low speed, turn the band away you. Then releaseit. from you toLOW. For high-speed wiping, turn the band When the high beams are further, to HIGH. To stop the wipers, move the band on, this indicatorlight on to OFF. the instrument panel also Be sure to clear ice and snow from the wiper blades will be on. before using them. they're frozen to the windshield, If carefully loosen or thaw them. your blades do become If worn or damaged, get new blades or blade inserts.