July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Roof Rail Reading Lamp Connector End View-Rear

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12047781 3-Way F Metri-Pack 150 Series (BLK)
Pin	Wire Color	Circuit No.	Function
A	PPL	328	Interior Lamp Switch Signal
B	BLK	650	Ground
C	-	-	Not Used