Vehicle Communication Interface Module (VCIM) X3 (UE1 with U3U/UVB)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Vehicle Communication Interface Module (VCIM) X3 (UE1 with U3U/UVB) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	-	-	Not Used
2	0.35 PK	5149	Voice Recognition Audio Signal
3	-	-	Not Used
4	0.35 PK/BK	5152	Low Reference
5	0.5 BARE	1792	Drain Wire (Except Y91)
5	0.35 BARE	1792	Drain Wire (Y91)
6-16	-	-	Not Used

Connector Part Information

OEM: 15431359
Service: See Catalog
Description: 16-Way F Micro 100A (GY)

Terminal Part Information

Pins: 2, 4-5
Terminal/Tray: 15445905/23
Core/Insulation Crimp: J/J
Release Tool/Test Probe: 12180559/J-35616-6 (BN)