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Home >> Cadillac >> 2006 >> CTS Base, 2.8 T, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Cellular System, Entertainment System, And Navigation System) >> Component Locator >> Entertainment/Communication Connector End Views >> Vehicle Communication Interface Module (VCIM) C3
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Vehicle Communication Interface Module (VCIM) C3

WARNING: This page is about a different car, the 2007 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Vehicle Communication Interface Module (VCIM) C3 Connector End Views
GM814532Courtesy of GENERAL MOTORS CORP.
Vehicle Communication Interface Module (VCIM) C3 Connector Parts Information

Connector Part Information 
  • OEM: 917975-1
  • Service: 88952886
  • Description: 12-Way F MKII Hybrid (WH)
Terminal Part Information 
  • Pins: 1, 2, 6, 8, 9, 10
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)
Vehicle Communication Interface Module (VCIM) C3 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 D-BU 658 Cellular Telephone Voice Signal
2 L-BU/BK 659 Cellular Telephone Voice Low Reference
3-5 - - Not Used
6 PU 1807 Class 2 Serial Data
7 - - Not Used
8 BARE 814 Drain Wire
9 GY 655 Cellular Microphone Signal
10 BARE 1782 Drain Wire
11-12 - - Not Used
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