well without bying the gmoslano3 the only idea i have is finding the left and right turn signal wires the most user friendly way to do this would be to grab the turn signal wires at the bcm....
The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
the left turn signal is a + lt blue wire at connecter 1 pin35 (large gray harness)
the right turn turn signal is + dark blue pin 17 in the same connector.......
