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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 Core Crimp Insulation Crimp
I 13575575 J-35616-64B (L-BU) J-38125-213 33467-0005 23 J J
II 13575797 J-35616-35 (VT) J-38125-11A 7116-4152-02 9 A 5
K20 Engine Control Module X1 (LF3)

Pin Size Color Circuit Function Terminal Type ID Option
1-3 - - - Not Occupied - -
4 0.5 VT/L-BU 7330 Pre-Throttle Air Temp and Press (TMAP) Air Pressure Signal I -
5 0.5 GY/RD 7331 5 Volt Reference 1 I -
6 0.5 L-GN 380 A/C Refrigerant Pressure Sensor Signal I -
7-8 - - - Not Occupied - -
9 0.5 L-BU/WH 890 Fuel Tank Pressure Sensor Signal I -
10 0.5 YE/RD 2709 Fuel Tank Pressure Sensor 5 Volt Reference I -
11-12 - - - Not Occupied - -
13 0.5 WH/L-BU 7329 Pre-Throttle Air Temp and Press (TMAP) Temperature Signal I -
14 0.5 WH/RD 1164 Accelerator Pedal Position 5 Volt 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 Low Reference I -
21 0.5 BN/RD 2700 A/C Pressure Sensor 5 Volt Reference I -
22 0.5 BK/BN 5514 A/C Refrigerant Pressure Sensor Low Reference I -
23-24 - - - Not Occupied - -
25 0.5 L-BU/VT 1589 Primary Fuel Level Sensor Signal I -
26 0.5 BK/L-GN 6281 Fuel Level Sensor Low Reference I -
27 0.5 L-BU/WH 1937 Secondary Fuel Level Sensor Signal I -
28-29 - - - Not Occupied - -
30 0.5 BK/L-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 5 Volt Reference (2) I -
34 0.5 L-GN/WH 1162 Accelerator Pedal Position Signal (2) I -
35-38 - - - Not Occupied - -
39 0.5 L-BU 2500 High Speed GMLAN Serial Data (+) (1) I -
40 0.5 WH 2501 High Speed GMLAN Serial Data (-) (1) I -
41 - - - Not Occupied - -
42 0.5 BN/YE 473 High Speed Cooling Fan Relay Control I -
43 - - - Not Occupied - -
44 0.5 L-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 5 Volt Reference I -
48 0.5 WH/L-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/L-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 - - - Not Occupied - -
55 0.5 L-GN/L-BU 436 Air Injection Reaction Pump Relay Control I -
56 0.5 L-BU/BN 421 Air Injection Reaction Solenoid Relay Control I -
57 0.5 WH/L-BU 6311 Cruise/ETC/TCC Brake Signal I -
58 - - - Not Occupied - -
59 0.5 L-GN/VT 335 Low Speed Cooling Fan Relay Control I -
60-61 - - - Not Occupied - -
62 0.5 VT/L-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/L-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/L-BU 5290 Powertrain Main Relay Fused Supply (1) II -
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