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Home >> Buick >> 2013 >> Verano Premium, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Wiring Systems And Power Management - Component Connector End Views - G24 Through M46) >> Component Connector End Views >> K20 Engine Control Module X3 (LAF) Connector End View
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K20 Engine Control Module X3 (LAF) Connector End View

WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: K20 Engine Control Module X3 (LAF) Connector End View
GM1650395Courtesy of GENERAL MOTORS CORP.
K20 Engine Control Module X3 (LAF)

Pin Wire Circuit Function
1-7 - - Not Available
8 0.5 YE 410 Engine Coolant Temperature Sensor Signal
9 0.5 TN/BK 231 Oil Pressure Switch Signal
10 0.5 L-GN 2867 5-Volt Reference 2
11-15 - - Not Available
16 0.5 YE 7301 High Pressure Fuel Pump Actuator High - Control
17-23 - - Not Available
24 0.5 TN 2761 Low Reference
25 0.5 PU 574 Low Reference
26 0.5 YE 573 Crankshaft Position Sensor Signal (1)
27 0.5 OG/WH 2122 Ignition Control (2)
28 0.5 D-GN/WH 2124 Ignition Control (4)
29 0.5 L-BU 2123 Ignition Control (3)
30 0.5 PU 2121 Ignition Control (1)
31 0.5 BN 2129 Low Reference
32 0.5 PU 7300 High Pressure Fuel Pump Actuator Low - Control
33 0.5 OG 5275 Camshaft Position Intake Sensor (1)
34 0.5 D-BU 5300 5-Volt Reference 1
35 0.5 D-GN 5273 Camshaft Position Exhaust Sensor (1)
36-38 - - Not Available
39 0.5 PU 5284 Camshaft Phaser Intake Solenoid (1)
40 0.5 L-GN 5282 Camshaft Phaser Exhaust Solenoid (1)
41-45 - - Not Available
46 0.5 D-BU 4802 Direct Fuel Injector (DFI) High Voltage Control Cylinder 2
47 - - Not Available
48 0.5 D-GN 4803 Direct Fuel Injector (DFI) High Voltage Control Cylinder 3
49 - - Not Available
50 0.5 L-BU 4804 Direct Fuel Injector (DFI) High Voltage Control Cylinder 4
51 - - Not Available
52 0.5 BN 4801 Direct Fuel Injector (DFI) High Voltage Control Cylinder 1
53 0.5 TN 5301 Low Reference
54 0.5 YE/BK 5297 5-Volt Reference 1
55 0.5 GY 5296 Low Reference
56-58 - - Not Available
59 0.5 BN 6753 Low Reference
60 0.5 BN/WH 6754 Low Reference
61-65 - - Not Available
66 0.5 D-BU/WH 4902 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2
67 - - Not Available
68 0.5 D-GN/WH 4903 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3
69 - - Not Available
70 0.5 L-BU/WH 4904 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4
71 - - Not Available
72 0.5 BN/WH 4901 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1
73 2.0 BK/WH 451 Signal Ground
Connector Part Information 
  • Harness Type: Engine
  • OEM Connector: 13705642
  • Service Connector: 13577392
  • Description: 73-Way F Sealed (GY) with (BK) case
Terminal Part Information 
  • Pin: 73
  • Terminated Lead: Pending
  • Release Tool: 12094429
  • Diagnostic Test Probe: J-35616-35 (VT)
  • Terminal/Tray: 1326030-8/17
  • Core/Insulation Crimp: A/4
  • Pin: All Others
  • Terminated Lead: Pending
  • Release Tool: J-38125-213
  • Diagnostic Test Probe: J-35616-64B (L-BU)
  • Terminal/Tray: 33467-0005/23
  • Core/Insulation Crimp: J/J
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