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Ignition Coil 3 (Gas except LU3) Connector End View

WARNING: This page is about a different car, the 2011 GMC Sierra, 2011 GMC Cab & Chassis Sierra, 2011 Chevrolet Silverado, and 2011 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Ignition Coil 3 (Gas except LU3) Connector End View
GM1581641Courtesy of GENERAL MOTORS CORP.
Ignition Coil 3 (Gas except LU3)

Pin Wire Circuit Function
A 0.8 BK 350 Ground
B 0.5 BN 2129 Low Reference
C 0.5 L-BU 2123 IC 3 Control
D 0.8 PK 1039 Ignition 1 Voltage
Connector Part Information 
  • Harness: Left Ignition Coil
  • OEM: 15439568
  • Service: 88987184
  • Description: 4-Way F GT 150 Series, Sealed (BK)
Terminal Part Information 
  • Pins: A, D
  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
  • Pins: B, C
  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
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