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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 X2 (LHU) Connector End View
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K20 Engine Control Module X2 (LHU) 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 X2 (LHU) Connector End View
GM1590592Courtesy of GENERAL MOTORS CORP.
K20 Engine Control Module X2 (LHU)

Pin Wire Circuit Function
1-2 - - Not Used
3 0.5 TN 808 Low Reference
4 - - Not Used
5 GY/TN 3096 5 Volt Reference
6 0.5 YE 400 Vehicle Speed Sensor High Signal (MR6)
7 0.5 PU 401 Vehicle Speed Sensor Low Signal (MR6)
8 0.5 BN/WH 6354 Output Speed High (Replicated TOS) Input Signal (MR6)
9 - - Not Used
10 0.5 PU/WH 3110 Heated Oxygen Sensor High Signal Bank 1 Sensor (1)
11 - - Not Used
12 0.5 PU 3120 Heated Oxygen Sensor High Signal Bank 1 Sensor (2)
13-15 - - Not Used
16 0.5 BN 582 Throttle Actuator Control Close
17 - - Not Used
18 0.5 GY 598 5-Volt Reference
19 0.5 YE 2918 Fuel Rail Pressure Sensor Signal
20-22 - - Not Used
23 0.5 L-GN 24 Backup Lamp Supply Voltage
24-25 - - Not Used
26 0.5 TN/WH 3111 Heated Oxygen Sensor Low Signal Bank 1 Sensor (1)
27 - - Not Used
28 0.5 TN/WH 3121 Heated Oxygen Sensor Low Signal Bank 1 Sensor (2)
29 - - Not Used
30 0.5 D-GN 3060 Overrun Air Valve Solenoid
31 - - Not Used
32 0.5 YE 581 Throttle Actuator Control Open
33 0.5 D-GN 485 Throttle Position Sensor Signal (1)
34 0.5 GY 2701 5-Volt Reference
35 0.5 PU 486 Throttle Position Sensor Signal (2)
36 0.5 D-BU 496 Knock Sensor Signal (1)
37 0.5 L-BU 1876 Knock Sensor Signal (2)
38-40 - - Not Used
41 0.5 GY/WH 3113 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (1)
42 0.5 GY/WH 3122 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2)
43 0.5 L-GN 432 Manifold Absolute Pressure Sensor Signal
44 0.5 GY 2704 5-Volt Reference
45 0.5 YE 3054 Barometric Pressure Sensor Signal
46-48 - - Not Used
49 0.5 L-BU 6289 Induction Air Temperature Sensor Signal
50 - - Not Used
51 0.5 D-GN/WH 428 EVAP Canister Purge Solenoid Control
52 0.5 YE 492 Mass Air Flow Sensor Signal
53 0.5 OG 225 Generator Turn On Signal
54 0.5 TN 2752 Low Reference
55 0.5 GY 23 Generator Field Duty Cycle Signal
56 0.5 GY 1716 Knock Sensor (1)
57 0.5 GY 2303 Knock Sensor (2)
58 0.5 OG/BK 1786 Transmission Park/Neutral Signal (1) (MDK)
59 - - Not Used
60 0.5 BN 1174 Oil Level Switch Signal
61-62 - - Not Used
63 0.5 OG/BK 469 Low Reference
64 0.5 GY 3053 5-Volt Reference
65 0.5 TN 3052 Low Reference
66-68 - - Not Used
69 0.5 TN 2760 Low Reference
70 - - Not Used
71 0.5 YE 3058 Waste Gate Solenoid Control
72 - - Not Used
73 2.5 BK/WH 151 Ground
Connector Part Information 
  • Harness Type: Engine
  • OEM Connector: 12582677
  • Service Connector: 88988931
  • Description: 73-Way F 0.64 2.8 Series, Sealed (BK with BK Terminal Position Assurance Lock)
Terminal Part Information 
  • Pins: 3, 5, 8, 10, 12, 18-19, 21, 26, 28, 30, 32-37, 41, 43-45, 49, 51-57, 60, 63-65, 69, 71
  • 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
  • Pins: 16, 42, 58
  • Terminated Lead: Pending
  • Release Tool: J-38125-213
  • Diagnostic Test Probe: J-35616-64B (L-BU)
  • Terminal/Tray: 33467-0005/23
  • Core/Insulation Crimp: K/K
  • Pins: 73
  • Terminated Lead: 13576392
  • Release Tool: J-38125-11A
  • Diagnostic Test Probe: J-35616-35 (VT)
  • Terminal/Tray: 7116-4152-02/9
  • Core/Insulation Crimp: A/5
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