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