Data Link Connector (DLC)

2004 Oldsmobile Bravada AWDSECTION Data Link Connector (DLC)
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Data Link Connector (DLC) Data Link Connector (DLC)
GM1962076Courtesy of GENERAL MOTORS CORP.
Data Link Connector (DLC)

Pin Wire Circuit Function
1 0.5 D-GN 5060 Low Speed GMLAN Serial Data
2 - - Not Used
3 0.5 D-BU 6105 High Speed GM LAN Serial Data + 2 (HP5)
4 0.5 BK 350 Ground
5 0.5 BK 350 Ground
6 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus+
7-10 - - Not Used
11 0.5 L-BU 6106 High Speed GM LAN Serial Data - 2 (HP5)
12-13 - - Not Used
14 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
15 - - Not Used
16 0.5 RD/WH 1840 Battery Positive Voltage
Connector Part Information 
  • OEM: 13580435
  • Service: 19178163
  • Description: 16-Way F CONN (BK)
Terminal Part Information 
  • Terminal/Tray: 50420-8000/15
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)
RENDER: 1.0x

NO RELATED

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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.