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Home >> GMC >> 2019 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 651 (Component Connector End Views (K20 - K29FV)) >> Component Connector End Views >> K20 Engine Control Module X4 (LT4)

K20 Engine Control Module X4 (LT4)

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
GM5147444Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type:Engine Wiring Harness
  • OEM Connector: 35509250
  • Service Connector: 13574948
  • Description: 73-Way F 0.64 MQS, 2.8 APEX Series, Sealed (GY)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 13587518 J-35616-35 (VT) J-38125-11A
II 19354746 J-35616-64B (L-BU) J-38125-215A
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 BN 5496 Cylinder Deactivation Solenoid Valve Control 6 II -
2 - 4 - - - Not Occupied - -
5 0.5 VT/BN 5284 Intake Camshaft Position Actuator Solenoid Valve 1 II -
6 0.5 VT/GN 4320 Powertrain Sensor Bus Enable II -
7 - - - Not Occupied - -
8 0.5 YE/VT 5275 Intake Camshaft Position Sensor 1 II -
9 0.5 GY/BU 5300 Intake Camshaft Position Sensor 1 Voltage Reference II -
10 0.5 GN 6271 Crankshaft Position Sensor Signal II -
11 - - - Not Occupied - -
12 0.5 BU/WH 2122 Ignition Control 2 II -
13 0.5 VT/WH 2128 Ignition Control 8 II -
14 0.5 BN 25 Charge Indicator Control II -
15 0.5 GN/BU 1652 Reverse Inhibit Solenoid Actuator Control II -
16 0.75 YE 7301 High Pressure Fuel Pump High Control II -
17 - 18 - - - Not Occupied - -
19 0.75 GN 3098 Output Speed Signal II -
20 - - - Not Occupied - -
21 0.5 BK/BN 6753 Camshaft Position Actuator Solenoid Valve W Low Reference II -
22 - 23 - - - Not Occupied - -
24 0.5 BK/GN 5301 Intake Camshaft Position Sensor Low Reference 1 II -
25 0.5 VT/BU 6270 Crankshaft Position Sensor Voltage II -
26 0.5 BK/VT 6272 Crankshaft Position Sensor Low Reference II -
27 - - - Not Occupied - -
28 0.5 GN/GY 2127 Ignition Control 7 II -
29 0.5 BU/VT 2121 Ignition Control 1 II -
30 0.5 BK/BU 2129 Ignition Control Low Reference Bank 1 II -
31 - - - Not Occupied - -
32 0.75 VT/BK 7300 High Pressure Fuel Pump Low Control II -
33 - 35 - - - Not Occupied - -
36 0.5 BK/BN 2752 Throttle Position Sensor Low Reference II -
37 0.5 BK/GN 469 Manifold Absolute Pressure Sensor Low Reference II -
38 0.5 BN 7123 Supercharger Inlet Air Pressure Sensor Signal II -
39 - 40 - - - Not Occupied - -
41 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal II -
42 - - - Not Occupied - -
43 0.5 BK/GY 626 Engine Control Vehicle Sensors Low Reference 1 II -
44 0.5 VT/BU 5292 Powertrain Main Relay Fused Supply Voltage 3 II -
45 0.75 GN 4803 Direct Fuel Injector High Voltage Control Cylinder 3 II -
46 0.75 GY/BU 4804 Direct Fuel Injector High Voltage Control Cylinder 4 II -
47 0.75 WH/GN 4805 Direct Fuel Injector High Voltage Control Cylinder 5 II -
48 0.75 VT/GN 4806 Direct Fuel Injector High Voltage Control Cylinder 6 II -
49 0.75 BU 4802 Direct Fuel Injector High Voltage Control Cylinder 2 II -
50 0.75 YE/GY 4807 Direct Fuel Injector High Voltage Control Cylinder 7 II -
51 0.75 GY 4808 Direct Fuel Injector High Voltage Control Cylinder 8 II -
52 0.75 BN 4801 Direct Fuel Injector High Voltage Control Cylinder 1 II -
53 0.5 BU 5491 Cylinder Deactivation Solenoid Valve Control 1 II -
54 0.5 WH 5497 Cylinder Deactivation Solenoid Valve Control 7 II -
55 0.5 BN/RD 2701 Throttle Position Sensor 5V Reference II -
56 0.5 BU/WH 3630 Throttle Position Sensor SENT 1 Signal II -
57 0.5 GY/RD 2704 Manifold Absolute Pressure Sensor 5V Reference II -
58 0.5 GN/WH 432 Manifold Absolute Pressure Sensor Signal II -
59 - 60 - - - Not Occupied - -
61 0.5 BU 410 Engine Coolant Temperature Sensor Signal II -
62 - - - Not Occupied - -
63 0.5 BU/WH 2918 Fuel Rail Pressure Sensor Signal II -
64 0.5 GY 23 Generator Field Duty Cycle Signal II -
65 0.75 GN/GY 4903 Direct Fuel Injector High Voltage Supply Cylinder 3 II -
66 0.75 BU/WH 4904 Direct Fuel Injector High Voltage Supply Cylinder 4 II -
67 0.75 GN/WH 4905 Direct Fuel Injector High Voltage Supply Cylinder 5 II -
68 0.75 VT/GY 4906 Direct Fuel Injector High Voltage Supply Cylinder 6 II -
69 0.75 BU/GY 4902 Direct Fuel Injector High Voltage Supply Cylinder 2 II -
70 0.75 WH/YE 4907 Direct Fuel Injector High Voltage Supply Cylinder 7 II -
71 0.75 GY/WH 4908 Direct Fuel Injector High Voltage Supply Cylinder 8 II -
72 0.75 BN/WH 4901 Direct Fuel Injector High Voltage Supply Cylinder 1 II -
73 2 BK/WH 6151 Engine Control Module Ground I -
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