Cellular Communication Connector End Views

Cellular Telephone Interface Board Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12047531 10-Way F Micro-Pack 100 Series (BLK)
Pin	Wire Color	Circuit No.	Function
1	RED	2526	Handset Ground
2	BRN	1941	Ignition 3 Voltage
3	GRY/BLK	1798	Handset Data Low Reference
4	PPL	1156	Handset Keypad Data Signal
5	PPL	679	Handset Display Data Signal
6	PNK	1155	Handset Audio Low Reference
7	LT BLU/WHT	1153	Handset Mouthpiece Audio Signal
8	LT BLU	1235	Handset Earpiece Audio Signal
9-10	-	-	Not Used

Cellular Telephone Module Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110115 32-Way F Micro-Pack 100 Series (DK BLU)
Pin	Wire Color	Circuit No.	Function
E1	BLK	1051	Ground
E2	PPL	1807	Class 2 Serial Data
E3	-	-	Not Used
E4	PPL	679	Handset Display Data Signal
E5	GRY/BLK	1798	Ground
E6	PPL	1156	Handset Keypad Data Signal
E7	BRN/WHT	367	Left Audio Signal (+)
E8	BRN	1941	Ignition 3 Voltage
E9	GRY	2535	Cellular Telephone RF Boost Control Signal
E10	-	-	Not Used
E11	DK BLU	658	Cellular Telephone Voice Signal
E12	LT BLU	1235	Handset Earpiece Audio Signal
E13	LT BLU	1153	Handset Mouthpiece Audio Signal
E14	BARE	814	Drain Wire
E15	GRY	655	Cellular Microphone Signal
E16	ORN	2240	Battery Positive Voltage
F1	-	-	Not Used
F2	PPL	1807	Class 2 Serial Data
F3	ORN/BLK	2360	Modem Audio Low Reference (w/U45)
F4	TAN/BLK	2388	Modem Audio Return Signal (w/U45)
F5	BRN/WHT	2387	Modem Audio Transmit Signal (w/U45)
F6-F7	-	-	Not Used
F8	RED	2526	Handset Ground
F9	BARE	814	Drain Wire
F10	BARE	814	Drain Wire
F11	LT BLU/BLK	659	Cellular Telephone Voice Low Reference
F12	BARE	814	Drain Wire
F13	PNK	1155	Handset Audio Low Reference
F14	BARE	814	Drain Wire (w/U45 or U3R)
F15	TAN	2610	Cellular Microphone Signal (w/U45 or U3R)
F16	GRY	655	Cellular Telephone Microphone Signal

Vehicle Communication Interface Module (VCIM) C1 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		917981-1 16 - Way F (WHT)
Pin	Wire Color	Circuit No.	Function
A1	-	-	Not Used
A2	BRN/WHT	2517	Keypad Red LED Signal
A3	YEL/BLK	2516	Keypad Green LED Signal
A4-A5	-	-	Not Used
A6	LT GRN/BLK	2515	Keypad Supply Voltage
A7	BLK	1051	Ground
A8	BLK	1051	Ground
A9-A10	-	-	Not Used
A11	DK GRN/WHT	2514	Keypad Signal
A12-A14	-	-	Not Used
A15	ORN	2240	Battery Positive Voltage
A16	ORN	2240	Battery Positive Voltage

Vehicle Communication Interface Module (VCIM) C2 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		917975-1 16 - Way F (WHT)
Pin	Wire Color	Circuit No.	Function
B1	DK BLU	658	Cellular Telephone Voice Signal
B2	LT BLU/BLK	659	Cellular Telephone Voice Low Reference
B3-B4	-	-	Not Used
B5	PPL	1807	Class 2 Serial Data
B6-B7	-	-	Not Used
B8	BARE	814	Drain Wire
B9	GRY	655	Cellular Microphone Signal
B10	BARE	814	Drain Wire
B11-B12	-	-	Not Used

Vehicle Communication Interface Module (VCIM) C3 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		917983 - 2 16 - Way F (BLK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	TAN	2610	Cellular Microphone Signal (w/U45 or U3R w/o UV8)
3-4	-	-	Not Used
5	BARE	814	Drain Wire (w/U45 or U3R w/o UV8)
6-16	-	-	Not Used