Anti-Theft Module Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		90980-12169 40-Way F Connector
Pin	Wire Color	Function
1	-	Not Used
2	RD/BK	DRL Control Module Signal
3-4	-	Not Used
5	GN/YE	Horn Control
6	RD	Headlamps Control
7	-	Not Used
8	YE/BK	Park Lamp Control
9	RD/WH	Instrument Lamp Panel Dimmer Control
10	BK/WH	Theft Deterrent Module Supply Voltage
11	BU	Glass Breakage Sensor
12	BU/BK	Ignition Switch Ground Signal
13-15	-	Not Used
16	GN	Left Front Door Lock Actuator Lock Signal
17	BU/YE	Left Front Door Lock Actuator Unlock Signal
18	BU/BK	Right Front Door Lock Actuator Unlock Signal
19	RD	Courtesy Lamp Signal
20	-	Not Used
21	BK/RD	Starter Cut Relay Control
22-24	-	Not Used
25	RD/WH	Security Indicator Supply Voltage
26-27	-	Not Used
28	WH	Security Set Signal
29	WH/BK	Theft Deterrent Module Ground
30-36	-	Not Used
37	WH	Left Front Door Lock Actuator Key Cylinder Unlock Detection Signal
38	WH/RD	Right Front Door Actuator Key Cylinder Unlock Detection Signal
39	-	Not Used
40	RD/WH	Door Open Signal