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Ignition Coil 4 (LS4)

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Ignition Coil 4 (LS4) Connector End View
GM1581641Courtesy of GENERAL MOTORS CORP.
Ignition Coil 4 (LS4)

Pin Wire Circuit Function
A 0.8 BK 151 Ground
B 0.5 BN 2129 Low Reference
C 0.5 D-GN 2125 IC 4 Control
D 0.8 PK 39 Ignition 1 Voltage
Connector Part Information 
  • OEM: 15439568
  • Service: 88987184
  • Description: 4-Way F GT 150 Series (NA)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
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