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Home >> Cadillac >> 2011 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 1921 (OEM Connector End Views - Sierra & SILVERADO - Lighting Systems, Mirror, Object Detection, Power And Grounding, Power Outlet, Power Seat, Power Take-Off (PTO), Remote Function, Seat Belt, Secondary/Configurable Control, Shift Lock Control, Sir) >> Power and Grounding Connector End Views >> Roof Beacon Switch Connector End View (5X7/5Y0/TRW)
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Roof Beacon Switch Connector End View (5X7/5Y0/TRW)

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Roof Beacon Switch (5X7/5Y0/TRW) Connector End Views
GM1715224Courtesy of GENERAL MOTORS CORP.
Roof Beacon Switch (5X7/5Y0/TRW) Connector Parts Information

Connector Part Information 
  • OEM: 15491277
  • Service: 88988747
  • Description: 5-Way F HCM 5PA Series (BK)
Terminal Part Information 
  • Pins: 1-4
  • Terminal/Tray: SHCM-A03T-P025/20
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)
Roof Beacon Switch (5X7/5Y0/TRW) Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 0.5 BK 1050 Ground
2 0.35 BN/WH 230 Instrument Panel Lamps Dimming Control
3 0.5 RD/WH 240 Battery Positive Voltage
4 0.5 WH 5990 Emergency Lamp Switch Signal
5 - - Not Used