Junction Block - Rear

2004 Oldsmobile Bravada AWDSECTION Junction Block - Rear
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Junction Block - Rear
GM891656Courtesy of GENERAL MOTORS CORP.
Junction Block - Rear Lamps - C1

GM374043Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15305595
  • 8-Way F GT 280 Series Sealed (BLU)
Pin Wire Color Circuit No. Function
A LT BLU 2114 Left Turn Signal Lamps Supply Voltage
B LT BLU 1320 Stop Lamp Supply Voltage
C LT GRN 24 Backup Lamp Supply Voltage
D BRN/WHT 2609 Right Rear Park Lamps Supply Voltage
E BLK 1550 Ground (30 Series Except Chassis Cab)
BLK 1650 Ground (30 Series Chassis Cab)
BLK 1750 Ground (10/20 Series)
F - - Not Used
G BRN 2509 Left Rear Park Lamps Supply Voltage
H DK BLU 2115 Right Turn Signal Lamps Supply Voltage
Junction Block - Rear Lamps - C2

GM845660Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15317305
  • 8-Way F GT 280 Series (MD GRY)
Pin Wire Color Circuit No. Function
A BLK 1750 Ground
B BLK 1750 Ground (Z88)
C BLK 1750 Ground (Z88)
D LT BLU 1320 CHMSL Supply Voltage/Stop Lamp Supply Voltage
E BRN 2509 Left Rear Tail Lamps Supply Voltage (NYS)
F LT GRN 24 Backup Lamp Supply Voltage
G - - Unavailable
H DK BLU 2114 Left Turn Signal Lamps Supply Voltage
Junction Block - Rear Lamps - C3

GM374048Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15305599
  • 8-Way F GT 280 Series (BRN)
Pin Wire Color Circuit No. Function
A BRN/WHT 2609 Right Rear Park Lamps Supply Voltage
B-C - - Not Used
D BLK 1750 Ground (03/43/53/NYS/R05/VF7)
E BLK 1750 Ground - Domestic Only
F - - Not Used
G BRN 2509 Left Rear Park Lamps Supply Voltage
H BLK 1750 Ground
Junction Block - Rear Lamps - C4

GM845662Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15317306
  • 8-Way F GT 280 Series (BLK)
Pin Wire Color Circuit No. Function
A LT BLU 1320 Stop Lamp Supply Voltage
B BRN 2609 Right Rear Park Lamps Supply Voltage
C BLK 1750 Ground
D BLK 1750 Ground (Z88)
E LT GRN 1324 Backup Lamp Supply Voltage
F DK BLU 2115 Right Turn Signal Lamps Supply Voltage
G - - Unavailable
H BLK 1750 Ground (Z88)
RENDER: 1.0x

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