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K20 Engine Control Module X1 (LFM/LLO+M4M)

GM1590948
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34576-7193
  • Service Connector: 19352740
  • Description: 56-Way F MX123 34576 Series (BK with BU Terminal Position Assurance)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Name Core Crimp Insulation Crimp
I 13575412 J-35616-14 (GN) J-38125-553 Not Available Not Available Not Available Not Available
II 19301532 J-35616-64B (LT BU) J-38125-213 33467-0003 Delphi 23 J J
Pin Size Color Circuit Function Terminal Type ID Option
1 - - - Not Occupied - -
2 0.5 GN/WH 1162 Accelerator Pedal Position Signal 2 II -
3 0.5 GN/WH 492 Mass Air Flow Sensor Signal II -
4 - 9 - - - Not Occupied - -
10 0.5 YE/WH 1161 Accelerator Pedal Position Signal 1 II -
11 - - - Not Occupied - -
12 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal II -
13 0.5 BK/BN 5514 A/C Refrigerant Pressure Sensor Low Reference II -
14 - 15 - - - Not Occupied - -
16 0.5 BN/RD 1274 Accelerator Pedal Position 5V Reference 2 II -
17 - - - Not Occupied - -
18 0.5 VT/YE 5985 Accessory Wakeup Serial Data II -
19 0.75 VT/WH 139 Run/Crank Ignition 1 Voltage II -
20 0.75 RD/BU 840 Battery Positive Voltage II -
21 - 23 - - - Not Occupied - -
24 0.5 WH/RD 1164 Accelerator Pedal Position 5V Reference 1 II -
25 - - - Not Occupied - -
26 0.5 BN/RD 2700 A/C Pressure Sensor 5V Reference II -
27 0.5 YE 447 Starter Relay Coil Control II -
28 0.5 GN/GY 465 Fuel Pump Primary Relay Control II -
29 0.5 BU 2500 High Speed GMLAN Serial Data (+) 1 II -
30 0.5 BK/VT 1272 Accelerator Pedal Position Low Reference 2 II -
31 0.5 BK/VT 2760 Intake Air Temperature Sensor Low Reference II -
32 0.5 BK/BU 6813 Coolant Temperature Sensor 2 Low Reference II -
33 0.5 WH/BU 6311 Cruise/ETC/TCC Brake Signal II -
34 0.5 GN 275 Park Neutral Position Switch Park Signal I M4M
35 - 37 - - - Not Occupied - -
38 0.5 BK/BU 1271 Accelerator Pedal Position Low Reference 1 II -
39 - - - Not Occupied - -
40 0.5 BN/WH 5069 Engine Main Relay Coil Control II -
41 0.5 GN/VT 335 Low Speed Cooling Fan Relay Control II -
42 - - - Not Occupied - -
43 0.5 WH 2501 High Speed GMLAN Serial Data (-) 1 II -
44 - - - Not Occupied - -
45 0.5 BN/VT 472 Intake Air Temperature Sensor Signal II -
46 0.5 YE/BK 3000 Coolant Temperature Sensor 2 Signal II -
47 0.5 BU/WH 225 Generator Turn On Signal II -
48 - 51 - - - Not Occupied - -
52 0.5 BN/WH 419 Check Engine Indicator Control II -
53 0.5 WH/GY 459 A/C Compressor Clutch Relay Control II -
54 0.5 BN/YE 473 High Speed Cooling Fan Relay Control II -
55 - - - Not Occupied - -
56 0.5 WH 1310 EVAP Canister Vent Solenoid Control II -
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