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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 X1 (LEA)

K20 Engine Control Module X1 (LEA)

GM2470482
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 13705619 (without NU6)
  • OEM Connector: 13611938 (NU6)
  • Service Connector: 13574782
  • Description: 73-Way F Sealed (BK with BU Terminal Position Assurance Lock)
 Terminal Part Information
  • Pins: 6, 9-10, 14-15, 21-22, 25-26, 30, 33-34, 39-40, 42, 44, 46, 51-53, 55-57, 59, 62-63, 66, 70, 72
  • Terminated Lead: Pending
  • Release Tool: J-38125-213
  • Diagnostic Test Probe: J-35616-64B (L-BU)
  • Terminal/Tray: 33467-0005/23
  • Core/Insulation Crimp: Pins: 6, 9-10, 14-15, 21-22, 25-26, 30, 33-34, 39-40, 42, 44, 46, 51, 53, 55-57, 59, 63, 66, 70, 72 - J/J
  • Core/Insulation Crimp: Pins: 52, 62 - K/K
  • Pin: 73
  • Terminated Lead: 13579750
  • Release Tool: J-38125-12A
  • Diagnostic Test Probe: J-35616-35 (VT)
  • Terminal/Tray: 1326030-6/17
  • Core/Insulation Crimp: C/A
K20 Engine Control Module X1 (LEA)

Pin Size Color Circuit Function Option
1-3 - - - Not Available without NU6
- - - Not Used NU6
4-5 - - - Not Used -
6 0.5 L-GN 380 A/C Refrigerant Pressure Sensor Signal -
7-8 - - - Not Available without NU6
- - - Not Used NU6
9 0.5 D-BU/WH 890 Fuel Tank Pressure Sensor Signal -
10 0.5 YE/RD 2709 5-Volt Reference 1 -
11-13 - - - Not Available without NU6
- - - Not Used NU6
14 0.5 WH/RD 1164 5-Volt Reference 4 -
15 0.5 YE/WH 1161 Accelerator Pedal Position Signal (1) -
16-19 - - - Not Available without NU6
- - - Not Used NU6
20 - - - Not Used -
21 0.5 BN/RD 2700 5-Volt Reference 1 -
22 0.5 BK/BN 5514 Low Reference -
23-24 - - - Not Available without NU6
- - - Not Used NU6
25 0.5 D-BU/L-GN 1936 Primary Fuel Level Sensor Signal -
26 0.5 BK/L-GN 6281 Low Reference -
27 - - - Not Used -
28-29 - - - Not Available without NU6
- - - Not Used NU6
30 0.5 BK/D-BU 1271 Low Reference -
31-32 - - - Not Available without NU6
- - - Not Used NU6
33 0.5 BN/RD 1274 5-Volt Reference 3 -
34 0.5 L-GN/WH 1162 Accelerator Pedal Position Signal (2) -
35-38 - - - Not Available without NU6
- - - Not Used NU6
39 0.5 D-BU 2500 High Speed GMLAN Serial Data (+) (1) -
40 0.5 WH 2501 High Speed GMLAN Serial Data (-) (1) -
41 - - - Not Available without NU6
- - - Not Used NU6
42 0.5 BN/YE 473 High Speed Cooling Fan Relay Control -
43 - - - Not Available without NU6
- - - Not Used NU6
44 0.5 L-GN/GY 465 Fuel Pump Primary Relay Control -
45 - - - Not Available without NU6
- - - Not Used NU6
46 0.5 BN/WH 419 Check Engine Indicator Control -
47-50 - - - Not Available without NU6
- - - Not Used NU6
51 0.5 VT/L-GN 439 Run/Crank Ignition 1 Voltage -
52 0.75 RD/BN 440 Battery Positive Voltage -
53 0.5 BK/VT 1272 Low Reference -
54 - - - Not Available without NU6
- - - Not Used NU6
55 - - - Not Available without NU6
0.5 L-GN/D-BU 436 Air Injection Reaction Pump Relay Coil Control NU6
56 - - - Not Available without NU6
0.5 D-BU/BK 421 Air Injection Reaction Solenoid Relay Coil Control NU6
57 0.5 WH/D-BU 6311 Cruise/ETC/TCC Brake Signal -
58 - - - Not Available without NU6
- - - Not Used NU6
59 0.5 L-GN/VT 335 Low Speed Cooling Fan Relay Control -
60-61 - - - Not Available without NU6
- - - Not Used NU6
62 0.75 VT/D-BU 5291 Powertrain Main Relay Fused Supply (2) -
63 0.5 VT/GY 6386 Starter Enable Relay (PPEI 3) Control -
64-65 - - - Not Available without NU6
- - - Not Used NU6
66 0.5 WH 1310 EVAP Canister Vent Solenoid Control -
67 - - - Not Used -
68-69 - - - Not Available without NU6
- - - Not Used NU6
70 0.5 VT/YE 5985 Accessory Wakeup Serial Data -
71 - - - Not Available without NU6
- - - Not Used NU6
72 0.5 YE 5991 Powertrain Relay Coil Control -
73 1 VT/D-BU 5290 Ignition 1 Voltage -
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