LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2017 >> XTS Base >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views - K9 To K32 >> Component Connector End Views >> K20 Engine Control Module X1 (LF3)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

K20 Engine Control Module X1 (LF3)

GM2470482
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 13575812 J-35616-64B (LT BU) J-38125-213 Not Available Not Available Not Available Not Available
II 13576392 J-35616-4A (PU) J-38125-11A 7116-4152-02 Yazaki 9 A 5
Pin Size Color Circuit Function Terminal Type ID Option
1 - 3 - - - Not Occupied - -
4 0.5 VT/BU 7330 Pre Throttle Air Temp and Press (TMAP) Air Pressure Signal I -
5 0.5 GY/RD 7331 Pre Throttle Air Temp and Press (TMAP) 5V Reference I -
6 0.5 GN 380 A/C Refrigerant Pressure Sensor Signal I -
7 - 8 - - - Not Occupied - -
9 0.5 BU/WH 890 Fuel Tank Pressure Sensor Signal I -
10 0.5 YE/RD 2709 Fuel Tank Pressure Sensor 5V Reference I -
11 - 12 - - - Not Occupied - -
13 0.5 WH/BU 7329 Pre-Throttle Air Temp and Press (TMAP) Temperature Signal I -
14 0.5 WH/RD 1164 Accelerator Pedal Position 5V Reference 1 I -
15 0.5 YE/WH 1161 Accelerator Pedal Position Signal 1 I -
16 - 19 - - - Not Occupied - -
20 0.5 BK/VT 7332 Pre Throttle Air Temp and Press (TMAP) Low Reference I -
21 0.5 BN/RD 2700 A/C Pressure Sensor 5V Reference I -
22 0.5 BK/BN 5514 A/C Refrigerant Pressure Sensor Low Reference I -
23 - 24 - - - Not Occupied - -
25 0.5 BU/VT 1589 Primary Fuel Level Sensor Signal I -
26 0.5 BK/GN 6281 Fuel Level Sensor Low Reference I -
27 0.5 BU/WH 1937 Secondary Fuel Level Sensor Signal I -
28 - 29 - - - Not Occupied - -
30 0.5 BK/BU 1271 Accelerator Pedal Position Low Reference 1 I -
31 - - - Not Occupied - -
32 0.5 WH/GY 459 A/C Compressor Clutch Relay Control I -
33 0.5 BN/RD 1274 Accelerator Pedal Position 5V Reference 2 I -
34 0.5 GN/WH 1162 Accelerator Pedal Position Signal 2 I -
35 - 38 - - - Not Occupied - -
39 0.5 BU 2500 High Speed GMLAN Serial Data (+) 1 I -
40 0.5 WH 2501 High Speed GMLAN Serial Data (-) 1 I -
41 0.5 BU/WH 2918 Fuel Rail Pressure Sensor Signal I -
42 0.5 BN/YE 473 High Speed Cooling Fan Relay Control I -
43 - - - Not Occupied - -
44 0.5 GN/GY 465 Fuel Pump Primary Relay Control I -
45 - - - Not Occupied - -
46 0.5 BN/WH 419 Check Engine Indicator Control I -
47 0.5 WH/RD 5381 Brake Position Sensor 5V Reference I -
48 0.5 WH/GN 5380 Brake Position Sensor Signal I -
49 0.5 GY 5127 After Boil Heater Relay Control I -
50 - - - Not Occupied - -
51 0.5 VT/GN 439 Run/Crank Ignition 1 Voltage I -
52 0.5 RD/BN 440 Battery Positive Voltage I -
53 0.5 BK/VT 1272 Accelerator Pedal Position Low Reference 2 I -
54 - 56 - - - Not Occupied - -
57 0.5 WH/BU 6311 Cruise/ETC/TCC Brake Signal I -
58 - - - Not Occupied - -
59 0.5 GN/VT 335 Low Speed Cooling Fan Relay Control I -
60 - 61 - - - Not Occupied - -
62 0.5 VT/BU 5291 Powertrain Main Relay Fused Supply 2 I -
63 0.5 YE/BK 625 Starter Enable Relay Control I -
64 - 65 - - - Not Occupied - -
66 0.5 WH 1310 EVAP Canister Vent Solenoid Control I -
67 0.5 VT/BU 5292 Powertrain Main Relay Fused Supply 3 I -
68 0.5 BK/YE 5382 Brake Position Sensor Low Reference I -
69 - - - Not Occupied - -
70 0.5 VT/YE 5985 Accessory Wakeup Serial Data I -
71 - - - Not Occupied - -
72 0.5 YE 5991 Powertrain Relay Coil Control I -
73 2.5 VT/BU 5290 Powertrain Main Relay Fused Supply 1 II -
scientia non olet · About LEMON Manuals