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K73 Telematics Communication Interface Control Module X2 (UE1)

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: K73 Telematics Communication Interface Control Module X2 (UE1) Connector End View
GM1592599Courtesy of GENERAL MOTORS CORP.
K73 Telematics Communication Interface Control Module X2 (UE1)

Pin Wire Circuit Function
1 0.35 D-BU 658 Cellular Telephone Voice Signal
2 0.35 L-BU/BK 659 Cellular Telephone Voice Signal
3 0.35 TN/BK 2500 High Speed GMLAN Serial Data Bus+
4 0.35 TN 2501 High Speed GMLAN Serial Data Bus -
5 0.35 NONE 1792 Drain Wire
6 0.35 PK 5149 Microphone Signal (+)
7 0.35 L-BU 5986 Serial Data Communication Enable (EXP)
8 0.35 NONE 1782 Drain Wire
9 0.35 GY 655 Cellular Microphone Signal
10 0.35 D-GN 654 Cellular Microphone Signal
11 - - Not Used
12 0.35 PK/BK 5152 Microphone Signal (-)
Connector Part Information 
  • Harness Type: Instrument Panel
  • OEM Connector: 13580809
  • Service Connector: 13316194
  • Description: 12-Way F Unsealed (WH)
Terminal Part Information 
  • Pins: 1, 2, 5, 6, 8-10, 12
  • Terminal/Tray: 15445905/23
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 12180559/J-35616-16 (L-GN)
  • Pins: 3, 4, 7
  • Terminal/Tray: Pending
  • Core/Insulation Crimp: Pending
  • Release Tool/Test Probe: Pending
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