Clock (Z75)

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Clock (Z75)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Clock (Z75) Connector End View
GM1715243Courtesy of GENERAL MOTORS CORP.
Clock (Z75)

Pin Wire Circuit Function
1 0.5 RD/WH 340 Battery Positive Voltage
2 0.5 BK 1050 Ground
3 0.35 YE 6817 LED Backlight Dimming Control
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 13579122
  • Service Connector: 13578563
  • Description: 3-Way F Multilock 070 Series (WH)
Terminal Part Information
  • Terminated Lead: Service by Connector Assembly- 13578563
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-33 (YE)
  • Terminal/Tray: 173630-7/7
  • Core/Insulation Crimp: E/4
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.