Vehicle Communication Interface Module (VCIM) C4

2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Vehicle Communication Interface Module (VCIM) C4
WARNING: This page is about a different car, the 2007 Saturn Sky. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Vehicle Communication Interface Module (VCIM) C4 Connector End View
GM1592605Courtesy of GENERAL MOTORS CORP.
Vehicle Communication Interface Module (VCIM) C4 Connector Part Information

Connector Part Information 
  • OEM: 15431369 (Delphi)
  • Service: 88988545
  • Description: 12-Way F (BK)
Terminal Part Information 
  • Pins:
  • Terminal: TBD
  • Core/Insulation Crimp: TBD
  • Release Tool/Test Probe: TBD
Vehicle Communication Interface Module (VCIM) C4 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 D-GN 5060 Low Speed GMLAN Serial Data (UE1)
2 TN/BK 2500 High Speed GMLAN Serial Data (+) (UE1)
3 TN 2501 High Speed GMLAN Serial Data (-) (UE1)
4-7 - - Not Used
8 TN/BK 2500 High Speed GMLAN Serial Data (+) (UE1)
9 TN 2501 High Speed GMLAN Serial Data (-) (UE1)
10-12 - - Not Used
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.