GMC 1994 Yukon Owner's Manual page 10

These symbols are important for you and your passengers whenever your
vehicle is driven:
I
Fasten Safety Door LocWUnlock
Belts
These symbols have to do with your lights:
Master Lighting
Turn Signal Hazard Warning
Swifch Direction Flasher
Headlight
High Beam
0
Parking Lights Fog Off
Running Lights
Vlll
...