Transmission Control Module

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Transmission Control Module
WARNING: This page is about a different car, the 2007 Pontiac Torrent and 2007 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Transmission Control Module Connector End View
GM309512Courtesy of GENERAL MOTORS CORP.
Transmission Control Module Connector Parts Information

Connector Part Information 
  • OEM: 7183-7192-30
  • Service: See Catalog
  • Description: -
Terminal Part Information 
  • Pins: 5, 6, 7, 8, 11, 12, 14
  • Terminal/Tray: 7116-4720-02/14
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 15315247/J-35616-64B (L-BU)
  • Pins: 1, 9
  • Terminal/Tray: 7116-4103-08/9
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094430/J-35616-2A (GY)
Transmission Control Module Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 RD/WH 540 Battery Positive Voltage
5 OG/BK 1786 Park/Neutral Signal Ignition Lock Cylinder Control Actuator Signal (2003 and later)
6 TN/BK 2500 High Speed GMLAN Serial Data Bus+
7 TN 2501 High Speed GMLAN Serial Data Bus-
8 TN/BK 2500 High Speed GMLAN Serial Data Bus+
9 BK/WH 451 Ground
11 PK 1339 Ignition 1 Voltage
12 BN 4 Accessory Voltage
14 TN 2501 High Speed GMLAN Serial Data Bus-
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.