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Home >> Chevrolet >> 2009 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Component Locations & Component Connector End Views) >> Component Connector End Views >> Ignition Control Module (ICM) (L26)

Ignition Control Module (ICM) (L26)

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Ignition Control Module (ICM) (L26) Connector End View
GM516619Courtesy of GENERAL MOTORS CORP.
Ignition Control Module (ICM) (L26)

Pin Wire Circuit Function
A 0.8 WH 423 IC Timing Control
B 0.8 TN/BK 424 IC Timing Signal
C 0.8 L-BU/BK 647 Medium Resolution Engine Speed Signal
D 0.8 PU/WH 430 Low Resolution Engine Speed Signal
E 0.8 WH 121 Not Used
F 0.8 BK 630 Camshaft Position Signal
G 0.8 YE 573 CKP Sensor 1 Signal
H 0.8 L-BU/WH 1800 CKP Sensor 2 Signal
J 0.8 BN/WH 633 CMP Sensor Signal
K 0.8 BK/WH 1451 Ground
L 0.8 RD/BK 453 Low Reference
M 0.8 BK/WH 836 Low Reference
N 0.8 WH/BK 644 12-Volt Reference
P 0.8 PK 239 Ignition 1 Voltage
Connector Part Information 
  • OEM: 12124379
  • Service: See Catalog
  • Description: 14-Way F Metri-Pack 150 Series Sealed (GY)
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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