Cellular Communication Connector End Views

Cellular Microphone Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 12047781 Service: 12101864 3-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	BARE	1705	Drain
B	GY	655	Cellular Microphone Signal
C	RD/WH	140	Battery Positive Voltage

Vehicle Communication Interface Module (VCIM) C1 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 917981-1 Service: 88952811 16-Way F KII Hybrid (WH)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	BU/WH	2517	Keypad Red LED
3	BK/YE	2516	Keypad Green LED
4-5	-	-	Not Used
6	BK/GN	2515	Keypad Supply Voltage
7	BARE	-	Drain
8	BK/WH	651	Signal Ground
9-10	-	-	Not Used
11	BK/BU	2514	Keypad Signal
12-14	-	-	Not Used
15	RD/WH	140	Battery Positive Voltage
16	-	-	Not Used

Vehicle Communication Interface Module (VCIM) C2 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 917975-1 Service: 88952464 12-Way F KII Hybrid (WH)
Pin	Wire Color	Circuit No.	Function
1	OG/BK	1406	Remote Tape Player Left Audio Signal
2	L-BU	1405	Remote Tape Player Audio Communication Signal
3-5	-	-	Not Used
6	L-GN	2271	Class 2 Serial Data
7	-	-	Not Used
8	BARE	2012	Right Front Audio Drain Wire
9	GY	655	Cellular Telephone Microphone Signal (OnStar)
10	BARE	1705	Drain Wire (OnStar)
11-12	-	-	Not Used

Vehicle Communication Interface Module (VCIM) C3 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 917983-2 Service: 88952812 16-Way F KII Hybrid (BK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	PK	5149	Voice Recognition Audio Signal
3	-	-	Not Used
4	PK/BK	5152	Voice Recognition Audio Low Reference
5	BARE	1782	Drain
6-16	-	-	Not Used

Vehicle Communication Interface Module (VCIM) C4 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 15398939 Service: 88953373 12-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	TN/BK	2500	High Speed GMLAN Serial Data (+) (1)
3	TN	2501	High Speed GMLAN Serial Data (-) (1)
4-7	-	-	Not Used
8	TN/BK	2500	High Speed GMLAN Serial Data (+) (1)
9	TN	2501	High Speed GMLAN Serial Data (-) (1)
10-12	-	-	Not Used