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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> Electrical >> Component Locations >> Component Locations - Electrical Center Identification Views >> Electrical Center Identification Views >> Fuse Block - Mobile Radio (5W4, 9L4 or PPV)

Fuse Block - Mobile Radio (5W4, 9L4 or PPV)

Fig 1: Fuse Block -- Mobile Radio (5W4, 9L4 or PPV) Connector End View
GM73243Courtesy of GENERAL MOTORS COMPANY
Fuse Block - Mobile Radio (5W4, 9L4 or PPV)

Pin Wire Circuit Function
A1-A7 - - Not Used
A8 3 BK 50 Ground (9L4)
A9 3 BK 450 Ground (9L4)
B1 3 L-BU 6122 Mobile Radio Relay Contact Control 1 (9L4)
3 L-GN 6839 Auxiliary Device #1 Switched Voltage (5W4 or PPV)
B2 - - Not Used
B3 1 BK 450 Ground (9L4)
1 BK 450 Ground (9L4)
0.5 BK 1050 Ground (5W4 or PPV)
0.5 BK 1050 Ground (5W4 or PPV)
B4 - - Not Used
B5 3 L-GN 6123 Mobile Radio Relay Contact Control 2 (9L4)
3 D-GN 6840 Auxiliary Device #2 Switched Voltage (5W4 or PPV)
B6 - - Not Used
B7 1 BK 450 Ground (9L4)
0.5 BK 1050 Ground (5W4 or PPV)
B8 3 RD/WH 5440 Battery Positive Voltage
B9 5 RD/BK 102 Battery Positive Voltage
C1 0.5 YE 43 Accessory Voltage (9L4)
0.5 L-BU 6842 Auxiliary Device Relay #1 Switched Control (5W4 or PPV)
C2 - - Not Used
C3 3 RD/WH 5440 Battery Positive Voltage
C4 - - Not Used
C5 3 L-BU 6122 Mobile Radio Relay Contact Control 1
0.5 D-BU 6843 Auxiliary Device Relay #2 Switched Control (5W4 or PPV)
C6 - - Not Used
C7 3 RD/WH 5440 Battery Positive Voltage
C8 3 BK 50 Ground
C9 3 BK 450 Ground
D1-D7 - - Not Used
D8 3 RD/WH 5440 Battery Positive Voltage
D9 5 RD/BK 102 Battery Positive Voltage
Connector Part Information
  • Harness Type: Accessory Power
  • OEM Connector: 12160504
  • Service Connector: Service by Harness - See Part Catalog
  • Description: 36-Way F Metri-Pack 280 Series, Flexlock (BK)
Terminal Part Information
  • Pins: A8, A9, B1, B3 (9L4), B5, B7 (5W4 or PPV), B8, C1, C3, C5, C7-C9, D8
  • Terminated Lead: Service by Harness - See Part Catalog
  • Release Tool: Not Available
  • Diagnostic Test Probe: Not Available
  • Terminal/Tray: Service by Harness - See Part Catalog
  • Core/Insulation Crimp: Not Available
  • Pins: B3 (5W4 or PPV), B7 (9L4)
  • Terminated Lead: Service by Harness - See Part Catalog
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-4A (PU)
  • Terminal/Tray: 12110652/4
  • Core/Insulation Crimp: F/D
  • Pins: B9, D9
  • Terminated Lead: Service by Harness - See Part Catalog
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-4A (PU)
  • Terminal/Tray: 12110657/4
  • Core/Insulation Crimp: B/G