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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 131 (WIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT VIEWS & COMPONENT CONNECTOR END VIEWS)COMPONENT CONNECTOR END VIEWSPOWER STEERING CONTROL MODULE - X2
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Power Steering Control Module - X2

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Power Steering Control Module - X2
WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power Steering Control Module - X2 Connector End View
GM1376707Courtesy of GENERAL MOTORS CORP.
Power Steering Control Module - X2

Pin Wire Circuit Function
1 0.35 TN/BK 2500 High Speed GMLAN Serial Data +
2 0.35 TN 2501 High Speed GMLAN Serial Data -
3-4 - - Not Used
5 0.35 TN/BK 2500 High Speed GMLAN Serial Data +
6 0.35 TN 2501 High Speed GMLAN Serial Data -
7 - - Not Used
8 0.35 PK 1039 Ignition 1 Voltage
Connector Part Information 
  • OEM: 15406141
  • Service: 88988315
  • Description: 8-Way F Micro-Pack 64 Series (BK)
Terminal Part Information 
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)
RENDER: 1.0x

NO RELATED

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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.