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

Remote Control Door Lock Receiver (RCDLR) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12059162 4-Way F Micro-Pack 100 Series (BU)
Pin	Wire Color	Circuit No.	Function
1	RD/WH	1240	Battery Positive Voltage
2	L-GN	377	Serial Data
3	-	-	Not Used
4	BK	1050	Ground