Rear Object Sensor Control Module Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12124957 26-Way F Amp MODU (BLK)
Pin	Wire Color	Circuit No.	Function
1	YEL	2375	LR Corner Object Sensor Signal
2	ORN	2376	LR Middle Object Sensor Signal
3	DK GRN	2377	RR Middle Object Sensor Signal
4	RED	2378	RR Corner Object Sensor Signal
5	DK BLU	2374	Object Sensor Supply Voltage
6	GRY	2379	Object Sensor Low Reference
7-11	-	-	Not Used
12	BLK	1450	Ground
13	PNK	39	Ignition 1 Voltage
14	GRY	2555	Rear Parking Assist Disable Signal
15	LT GRN	1324	Backup Lamp Supply Voltage
16	LT GRN	2525	Diagnostic Input Signal - Not Connected
17	-	-	Not Used
18	DK GRN/ WHT	817	Vehicle Speed Signal
19-21	-	-	Not Used
22	LT BLU	2380	Rear Parking Assist Chime Signal
23	WHT	2370	Telltale Assembly Supply Voltage
24	GRY	2373	Red Indicator Control
25	DK BLU	2372	Center Amber Indicator Control
26	ORN	2371	Left Amber Indicator Control