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Center High Mounted Stop Lamp (CHMSL)

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: Center High Mounted Stop Lamp (CHMSL) Connector End View
GM1538760Courtesy of GENERAL MOTORS CORP.
Center High Mounted Stop Lamp (CHMSL)

Pin Wire Circuit Function
A 0.5 L-BU 1320 CHMSL Control
B 0.5 BK 1450 Ground (E52)
0.8 BK 1450 Ground (without E52)
Connector Part Information
  • Harness Type: CHMSL Jumper
  • OEM Connector: 15449028
  • Service Connector: 88987993
  • Description: 2-Way F GT 150 Series, Sealed (BK)
Terminal Part Information
  • Terminated Lead: 13575433
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-2A (GY)
  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4