broncitis2

ok can any one point me in the direction i need to go to find wiring diagrams my turn signals do not work but my 4 ways do i have replaced the ignition switch the turn signal switch both flashers the ignition module and all the bulbs but i still have no turn signals and as i was messing around in the dash on the left side of the steering column i found 2 sets of wires that have been spliced together the first set was white and blue wires and the second set was white and green for a total of 4 wires they just dont look right to me and i would like to find wiring diagrams so i can figure out what they are for before i go messing with them. ty