S77 Transfer Case Shift Control Switch

2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION S77 Transfer Case Shift Control Switch
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
GM3240099
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 33104389
  • Service Connector: 13594072
  • Description: 12-Way F 0.64 OCS Series (GY)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Name Core Crimp Insulation Crimp
I 19300660 J-35616-64B (LT BU) J-38125-12A Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 - - - Not Occupied - -
2 0.5 VT/BN 300 Run Ignition 3 Voltage I -
3 0.35 BN 1560 Neutral Indicator Control I -
4 0.35 WH 6816 Indicator Dimming Control I -
5 0.35 YE 6817 LED Backlight Dimming Control I -
6 0.75 BK 1050 Ground I -
7 0.35 GY/GN 1561 AWD Indicator Control I -
8 0.35 GN/BK 1563 2 HI Indicator Control I -
9 0.35 BN/BK 1566 4 HI Indicator Control I -
10 0.35 VT/WH 1565 4 LO Indicator Control I -
11 0.35 GY/RD 6029 Four Wheel Drive Mode Switch 5V Reference I -
12 0.35 BU/YE 1693 Four Wheel Drive Switch Signal I -
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.