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K20 Engine Control Module X2 (LFX)

GM1673472
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-3993
  • Service Connector: 19299784
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I 13575575 J-35616-64B (L-BU) J-38125-213 33467-0005 23 J J
II 13575797 J-35616-35 (VT) J-38125-11A 7116-4152-02 9 A 5
K20 Engine Control Module X2 (LFX)

Pin Size Color Circuit Function Terminal Type ID Option
1-2 - - - Not Occupied - -
3 0.5 BK/L-GN 2919 Low Reference I -
4-9 - - - Not Occupied - -
10 0.5 VT/GY 3110 Heated Oxygen Sensor High Signal Bank 1 Sensor (1) I -
11 0.5 VT/WH 3210 Heated Oxygen Sensor High Signal Bank 1 Sensor (2) I -
12 0.5 VT/L-BU 3120 Heated Oxygen Sensor High Signal Bank 2 Sensor (1) I -
13 0.5 VT/L-GN 3220 Heated Oxygen Sensor High Signal Bank 2 Sensor (2) I -
14 - - - Not Occupied - -
15 0.5 BN/GY 4008 Mass Air Flow Sensor Signal I -
16 0.5 BN/WH 582 Throttle Actuator Control Close I -
17 - - - Not Occupied - -
18 0.5 BN/RD 2917 Fuel Rail Pressure Sensor (5) Volt Reference I -
19 0.5 BN/RD 2917 Fuel Rail Pressure Sensor (5) Volt Reference I -
20-25 - - - Not Occupied - -
26 0.5 WH/BK 3111 Heated Oxygen Sensor Low Signal Bank 1 Sensor (1) I -
27 0.5 YE/WH 3211 Heated Oxygen Sensor Low Signal Bank 2 Sensor (1) I -
28 0.5 WH/YE 3121 Heated Oxygen Sensor Low Signal Bank 1 Sensor (2) I -
29 0.5 YE/L-BU 3221 Heated Oxygen Sensor Low Signal Bank 2 Sensor (2) I -
30-31 - - - Not Occupied - -
32 0.5 YE 581 Low Reference I -
33 - - - Not Occupied - -
34 0.5 BN/RD 2701 5 Volt Reference I -
35 - - - Not Occupied - -
36 0.5 VT/GY 496 Knock Sensor Signal (1) I -
37 0.5 WH/GY 1876 Knock Sensor Signal (2) I -
38 0.5 WH 1579 Fuel Temperature/Composition Signal I -
39 - - - Not Occupied - -
40 0.5 VT/L-BU 6091 Crankshaft Position Sensor Replicated Signal I -
41 0.5 GY/WH 3113 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (1) I -
42 0.5 GY/WH 3122 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2) I -
43 0.5 L-GN/WH 432 Manifold Absolute Pressure Sensor Signal I -
44 0.5 GY/RD 2704 5 Volt Reference I -
45-48 - - - Not Occupied - -
49 0.5 WH/L-BU 6289 Induction Air Temperature Sensor Signal I -
50 - - - Not Occupied - -
51 0.5 L-GN/L-BU 428 EVAP Canister Purge Solenoid Control I -
52 0.5 L-GN/WH 492 Mass Air Flow Sensor Signal I -
53 0.5 BN 25 Charge Indicator Control I -
54 0.5 BK/BN 2752 Low Reference I -
55 0.5 GY 23 Generator Field Duty Cycle Signal I -
56 0.5 BK/YE 1716 Low Reference I -
57 0.5 BK/GY 2303 Low Reference I -
58 0.5 WH/GY 1786 Transmission Park/Neutral Signal (1) I -
59 - - - Not Occupied - -
60 0.5 BN/L-GN 1174 Oil Level Switch Signal I -
61 0.5 L-GN/YE 3212 Heated Oxygen Sensor Heater Low Control Bank 2 Sensor (1) I -
62 0.5 WH/BN 3223 Heated Oxygen Sensor Heater Low Control Bank 2 Sensor (2) I -
63 0.5 BK/L-GN 469 Low Reference I -
64-68 - - - Not Occupied - -
69 0.5 BK/VT 2760 Low Reference I -
70 0.5 L-BU/WH 3630 Throttle Position Sensor (SENT 1) Signal I -
71-72 - - - Not Occupied - -
73 2.5 BK/WH 451 Ground II -
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