Vehicle Communication Interface Module (VCIM) C1 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		917981-1 16-Way M MK 11 Hybrid (WH)
Pin	Wire Color	Circuit Number	Function
1	-	-	Not Used
2	BN/WH	2517	Keypad Red LED Signal
3	YE/BK	2516	Keypad Green LED Signal
4-5	-	-	Not Used
6	L-GN/BK	2515	Keypad Supply Signal
7	BK/WH	151	Ground
8	BK/WH	151	Ground (2002, Early 2003)
9-10	-	-	Not Used
11	D-GN/WH	2514	Keypad Signal
12-14	-	-	Not Used
15	OG	1640	Battery Positive Voltage (2002, Early 2003)
16	OG	1640	Battery Positive Voltage