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K20 Engine Control Module X1 (LTD)

GM1590592
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 13580808
  • Service Connector: 13584259
  • Description: 73-Way F 0.64/2.8 Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 13575575 J-35616-64B (L-BU) J-38125-213
K20 Engine Control Module X1 (LTD)

Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 YE/WH 1161 Accelerator Pedal Position Signal (1) I -
2 - - - Not Occupied - -
3 0.5 VT/YE 5985 Accessory Wakeup Serial Data I -
4 - - - Not Occupied - -
5 0.5 D-GN/VT 335 Low Speed Cooling Fan Relay Control I -
6 0.5 D-GN/GY 465 Fuel Pump Primary Relay Control I -
7 - - - Not Occupied - -
8 0.5 BK/BN 5514 A/C Refrigerant Pressure Sensor Low Reference I -
9 0.5 WH/YE 3121 Heated Oxygen Sensor Low Signal Bank 1 Sensor (2) I -
10-12 - - - Not Occupied - -
13 0.5 YE 5991 Powertrain Relay Coil Control I -
14 - - - Not Occupied - -
15 0.5 GY/WH 3122 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2) I -
16 - - - Not Occupied - -
17 0.5 VT/BU 3120 Heated Oxygen Sensor High Signal Bank 1 Sensor (2) I -
18 0.5 GN/WH 1162 Accelerator Pedal Position Signal (2) I -
19 0.5 VT/GN 439 Ignition Voltage I -
20 0.75 RD/BN 440 Battery Positive Voltage I -
21 0.5 BK/VT 1272 Low Reference I -
22-23 - - - Not Occupied - -
24 0.5 BK/GN 6281 Fuel Level Sensor Low Reference I -
25 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal I -
26 - - - Not Occupied - -
27 0.5 BN/WH 419 Check Engine Indicator Control I -
28-31 - - - Not Occupied - -
32 0.5 VT/GY 6386 Starter Enable Relay (PPEI 3) Control I -
33-34 - - - Not Occupied - -
35 0.5 BK/VT 2760 Intake Air Temperature Sensor Low Reference I -
36 - - - Not Occupied - -
37 0.5 GN/WH 492 Mass Air Flow Sensor Signal I -
38 - - - Not Occupied - -
39 0.5 BU/GN 1936 Primary Fuel Level Sensor Signal I -
40 - - - Not Occupied - -
41 0.5 BK/BU 1271 Accelerator Pedal Position Low Reference (1) I -
42 0.5 BU/WH 890 Fuel Tank Pressure Sensor Signal I -
43 0.5 L-BU 2500 High Speed GMLAN Serial Data (+) I -
44 0.5 WH 2501 High Speed GMLAN Serial Data (-) I -
45-46 - - - Not Occupied - -
47 0.5 WH/RD 1164 5 Volt Reference I -
48 - - - Not Occupied - -
49 0.5 BN/YE 473 High Speed Cooling Fan Relay Control I -
50-54 - - - Not Occupied - -
55 0.5 WH/BU 6311 Cruise/ETC/TCC Brake Signal I -
56 - - - Not Occupied - -
57 0.5 WH/GY 1786 Transmission Park/Neutral Signal (1) I MH8
58 0.5 WH/BU 6289 Induction Air Temperature Sensor Signal I -
59-64 - - - Not Occupied - -
65 0.5 BN/RD 2700 A/C Pressure Sensor 5V Reference I -
66 0.5 YE/RD 2709 Fuel Tank Pressure Sensor 5V Reference I -
67 0.5 BN/RD 1274 Accelerator Pedal Position 5V Reference (2) I -
68-69 - - - Not Occupied - -
70 0.5 WH 1310 EVAP Canister Vent Solenoid Control I -
71-72 - - - Not Occupied - -
73 0.75 VT/BU 5290 Ignition Voltage I -
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