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Home >> GMC >> 2020 >> Terrain Denali, FWD >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views (K20 (X3)-K33 (X4)) >> Component Connector End Views >> K20 Engine Control Module X1 (LYX-NTM)

K20 Engine Control Module X1 (LYX-NTM)

GM4596458Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-0303
  • Service Connector: 13574782
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (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 13579770 J-35616-35 (VT) J-38125-11A 7116-4152-02 Yazaki 9 2 5
II 19330179 J-35616-64B (LT BU) J-38125-215A Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 GN/WH 492 Mass Air Flow Sensor Signal II -
2 0.5 WH/BU 6289 Intake Air Temperature Sensor Signal II -
3 0.5 WH 4499 High Speed GMLAN Serial Data [-] 7 II (LTG/LYX)+NUG
4 0.5 WH 2501 High Speed GMLAN Serial Data [-] 1 II LYX+M3U
5 0.5
0.5
WH
WH
7494
7494
High Speed GMLAN Serial Data [-] 3
High Speed GMLAN Serial Data [-] 3
II
II
(LTG/LYX)+(NUG)-EPH
EPH+LYX+NUG
6 0.5 WH/BU 6311 Cruise/ETC/TCC Brake Signal II -
7 0.5 WH 2501 High Speed GMLAN Serial Data [-] 1 II (LYX+NUG)-M3U
8 0.5 BN/WH 419 Check Engine Indicator Control II -
9 0.5 YE 5991 Powertrain Relay Coil Control II -
10 - - - Not Occupied - -
11 0.5 BU 2500 High Speed GMLAN Serial Data [+] 1 II LYX+M3U
12 0.5 BU/GY 636 Ambient Air Temperature Sensor Signal II -
13 0.5 BU/BN 4498 High Speed GMLAN Serial Data [+] 7 II (LTG/LYX)+NUG
14 0.5 WH/GN 5380 Brake Position Sensor Signal II -
15 0.5
0.5
BU/BK
BU/BK
7493
7493
High Speed GMLAN Serial Data [+] 3
High Speed GMLAN Serial Data [+] 3
II
II
(LTG/LYX)+(NUG)-EPH
EPH+LYX+NUG
16 0.5 WH/GY 1786 Transmission Park/Neutral Signal 1 II -
17 0.5 BU 2500 High Speed GMLAN Serial Data [+] 1 II (LYX+NUG)-M3U
18 0.5 WH/GY 459 A/C Compressor Clutch Relay Control II -
19 - 20 - - - Not Occupied - -
21 0.5 GN/BU 428 EVAP Purge Solenoid Valve Control II -
22 - - - Not Occupied - -
23 0.5 BK/GN 580 Engine Oil Pressure Sensor Low Reference II -
24 0.5 BK/BU 1271 Accelerator Pedal Position Low Reference 1 II -
25 - 29 - - - Not Occupied - -
30 0.5 BK/VT 1272 Accelerator Pedal Position Low Reference 2 II -
31 - - - Not Occupied - -
32 0.5 VT/BU 5291 Powertrain Main Relay Fused Supply 2 II -
33 0.5 VT/YE 5985 Accessory Wake-Up Serial Data II -
34 0.5 RD/WH 140 Secondary Fused Battery Positive Voltage 1 II -
35 - - - Not Occupied - -
36 0.5 YE/VT 4325 Starter Pinion Solenoid Actuator Relay Control II -
37 0.5 GN/GY 465 Fuel Pump Primary Relay Control II -
38 0.5 WH/RD 1164 Accelerator Pedal Position 5 Volt Reference 1 II -
39 0.5 YE/WH 1161 Accelerator Pedal Position Signal 1 II -
40 0.5 YE/BN 331 Engine Oil Pressure Sensor Signal II -
41 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal II -
42 - 43 - - - Not Occupied - -
44 0.5 GN/WH 1162 Accelerator Pedal Position Signal 2 II -
45 0.5 BN/RD 1274 Accelerator Pedal Position 5V Reference 2 II -
46 0.5 YE 5530 Hood Open Switch Signal II -
47 0.5 VT/GN 439 Run/Crank Ignition 1 Voltage 4 II -
48 0.5 VT 5292 Powertrain Main Relay Fused Supply 3 II -
49 2 VT/BU 5290 Powertrain Main Relay Fused Supply 1 I -
50 - 73 - - - Not Occupied - -