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Home >> Buick >> 2012 >> Regal Base >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Wiring Diagrams >> Wiring Systems And Power Management - Component Connector End Views - G14 Through K71 TCM X2 >> Component Connector End Views >> K20 Engine Control Module X2 (LHU)

K20 Engine Control Module X2 (LHU)

GM1590592
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
  • Pin: 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
K20 Engine Control Module X2 (LHU)

Pin Size Color Circuit Function Option
1-2 - - - Not Used -
3 0.5 WH 808 Low Reference -
4 - - - Not Used -
5 0.5 GY/WH 3096 5 Volt Reference (MR6) -
6-7 - - - Not Used -
8 0.5 GN 3098 Output Speed (Digital) Signal MR6
9 - - - Not Used -
10 0.5 VT/WH 3110 Heated Oxygen Sensor High Signal Bank 1 Sensor (1) -
11 - - - Not Used -
12 0.5 VT 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 - - - Not Used -
21 0.5 WH 3097 Low Reference -
22 - - - Not Used -
23 0.5 GN 24 Backup Lamp Supply Voltage MR6
24-25 - - - Not Used -
26 0.5 WH 3111 Heated Oxygen Sensor Low Signal Bank 1 Sensor (1) -
27 - - - Not Used -
28 0.5 WH 3121 Heated Oxygen Sensor Low Signal Bank 1 Sensor (2) -
29 - - - Not Used -
30 0.5 GN 3060 Overrun Air Valve Solenoid -
31 - - - Not Used -
32 0.5 YE 581 Throttle Actuator Control Open -
33 0.5 GN 485 Throttle Position Sensor Signal (1) -
34 0.5 GY 2701 5-Volt Reference -
35 0.5 VT 486 Throttle Position Sensor Signal (2) -
36 0.5 BU 496 Knock Sensor Signal (1) -
37 0.5 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 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 BU 6289 Induction Air Temperature Sensor Signal -
50 - - - Not Used -
51 0.5 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 WH 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 WH 3052 Low Reference -
66-68 - - - Not Used -
69 0.5 WH 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 -
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