Data Link Connector (DLC)

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Data Link Connector (DLC)
WARNING: This page is about a different car, the 2008 Saab 9-7X. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Data Link Connector (DLC) Connector End View
GM68793Courtesy of GENERAL MOTORS CORP.
Connector Part Information 
  • OEM: 12110250
  • Service: 12110250
  • Description: 16-Way F Metri-Pack 150 Series Unsealed (BK)
Terminal Part Information 
  • Pins: 2, 5-6, 14
  • Terminal/Tray: 12129373/5
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
  • Pins: 4, 16
  • Terminal/Tray: 12129484/19
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)
Pin Wire Circuit Function
1 - - Not Used
2 0.35 PU 1132 Class 2 Serial Data
3 - - Not Used
4 0.35 BK 2250 Ground
5 0.35 BK/WH 751 Ground
6 0.35 D-BU 6105 High Speed GMLAN Serial Data (+)
7-13 - - Not Used
14 0.35 L-BU/BK 6106 High Speed GMLAN Serial Data (-)
15 - - Not Used
16 0.35 OG 640 Battery Positive Voltage
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.