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Home >> Chevrolet >> 2004 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 372 (Cellular Communication Systems) >> Component Locator >> Cellular Communication Connector End Views >> Vehicle Communication Interface Module (VCIM) C2
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Vehicle Communication Interface Module (VCIM) C2

WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Vehicle Communication Interface Module (VCIM) C2 Connector End View
GM814532Courtesy of GENERAL MOTORS CORP.
Cellular Communication Connector End Views

Connector Part Information 
  • OEM: 917975-1
  • Service: 88952886
  • Description: 12-Way F .040/.070 Hybrid (WH)
Terminal Part Information 
  • Pins: 1, 2, 3, 4, 9, 8, 10
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: Pins 1, 2, 3, 4, 9 - J/J
  • Core/Insulation Crimp: Pins 8, 10 - K/K
  • Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)
Vehicle Communication Interface Module (VCIM) C2

Pin Wire Color Circuit No. Function
1 OG/BK 1406 Remote Playback Device Left Audio Signal
2 L-BU 1405 Remote Playback Device Audio Common Signal
3 TN/BK 2500 High Speed GMLAN Serial Data Bus +
4 TN 2501 High Speed GMLAN Serial Data Bus -
5-7 - - Not Used
8 BK/PK 814 Drain Wire
9 GY/WH 655 Cellular Microphone Signal
10 BK 1489 Drain Wire
11-12 - - Not Used
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