Hello my name is XXXXX XXXXX I will be more than happy to assist you.
Is there a certain wire diagram you are looking for that I can get you? Because there are over 100 wire diagrams for the vehicle.
Here are the fuel pump line from the pump. The two outer connections will be the fuel supply and return lines, they will be differant sizes. The center one is a emissions hose.
If you need any more information or help just ask.
Here are the wiring diagrams for all the components in the steering column. GM does not have just one diagram for this. they break it up per system.
TURN SIGNALS AND HAZARD
IGNITION SWITCH PART 1
IGNITION SWITCH PART 2
THEFT DETERENT SYSTEM IGNITION LOCK CYLINDER