Hazard Warning Flashers - GMC 1993 Safari Owner's Manual

Hazard Warning Flashers
AN505006
Your hazard warning flashers let you warn others. They also let police know
you have a problem. Your front and rear turn signal lights will flash on and
Off.
But they won't flash if you're braking.
K3503
Press the button in to make your front and rear turn signal lights flash on
and off.
5-2