2003 GMC Safari Owner's Manual - Page 276

Front Turn Signal Lamps 1. Remove the two screws at the inside edge of the parkinghrn signal lamp assembly. 4. Pull the socket out of the lamp assembly. 5. Pull the bulb from the socket. 6. Gently push the new bulb into the socket. 7. Put the socket back into the lamp assembly and turn it clockwise until it locks. 2. Remove the lamp assembly. 3. Squeeze the tab on the side of the lamp socket while turning the socket counterclockwise. 8. Put the parkinghrn signal lamp assembly back into the vehicle and tighten the screws. 5-59