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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2682 (WIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEW 5 OF 5)TRANSFER CASE SHIFT CONTROL SWITCH (NQH)
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Transfer Case Shift Control Switch (NQH)

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Transfer Case Shift Control Switch (NQH)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Transfer Case Shift Control Switch (NQH) Connector End View
GM1710988Courtesy of GENERAL MOTORS CORP.
Transfer Case Shift Control Switch (NQH)

Pin Wire Color Circuit Function
1 - - Not Used
2 0.35 WH 2283 Rear Wiper/Washer Switch Control
3 0.35 BN 1560 Neutral Indicator Control
4 0.35 PU/WH 6816 Indicator Dimming Control
5 0.5 BN/WH 230 Instrument Panel Lamp Dimming Control
6 0.5 BK 1050 Ground
7 0.35 PK 1561 AWD Indicator Control
8 0.35 L-GN/BK 1563 2 'HI' Indicator - Control
9 0.35 TN/BK 1566 4 'HI' Indicator - Control
10 0.35 PU/WH 1565 4 'LO' Indicator - Control
11 0.35 GY 6029 5-Volt Reference
12 0.35 L-BU 1693 Switch Signal
Connector Part Information 
  • OEM: 13551678
  • Service: 89047364
  • Description: 12-Way F Receptacle 0.64 Series (BK)
Terminal Part Information 
  • Terminal/Tray: 7116-4618-02/14
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: J-38125-215A/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.