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Powertrain Control Module (PCM) Connector C2 Connector End View (3.8L)

Powertrain Control Module (PCM) Connector C2 Connector End View (3.8L)

GM73173Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12191110
  • 80-Way F Micro-Pack 100W Series, Sealed (CLR)
Pin Wire Color Circuit No. Function
1 - - Not Used
2 WHT 1310 EVAP Canister Vent Solenoid Valve Control
3 DK GRN/WHT 465 Fuel Pump Relay Control
4 WHT 257 EGR Solenoid High Control
5 BRN/WHT 419 MIL Control
6 - - Not Used
7 LT BLU/WHT 1747 IAC Coil A High Control
8 - - Not Used
9 TAN/BLK 464 Delivered Torque Signal (L67)
- - Not Used (L36)
10 PPL 412 HO2S High Signal
11 PPL/WHT 1668 HO2S High Signal
12-15 - - Not Used
16 WHT 776 Transmission Range Signal P
17 - - Not Used
18 BLK/WHT 771 Transmission Range Signal A
19 TAN/BLK 231 Oil Pressure Switch Signal
20 -21 - - Not Used
22 DK GRN/WHT 762 A/C Request Signal
23 PPL 806 Crank Voltage
24 PNK 439 Ignition 1 Voltage
25 LT GRN 432 MAP Sensor Signal
26 YEL 410 ECT Sensor Signal
27 RED/BLK 380 A/C Refrigerant Pressure Sensor Signal
28 BRN 1456 EGR Valve Position Signal
29 - - Not Used
30 GRY/BLK 2702 5-Volt Reference
31-32 - - Not Used
33 GRY 2701 5-Volt Reference
34 GRY 474 5-Volt Reference
35 BLK 452 Low Reference
36 - - Not Used
37 BLK/WHT 3113 HO2S Heater Low Control
38 - - Not Used
39 DK GRN/WHT 459 A/C Compressor Clutch Relay Control
40-41 - - Not Used
42 PNK/BLK 1746 Fuel Injector 3 Control
43 - - Not Used
44 LT BLU/BLK 1748 IAC Coil A Low Control
45 RED/BLK 1228 PC Solenoid Valve High Control - Sol. A
46 LT BLU/WHT 1229 PC Solenoid Valve Low Control - Sol. A
47 - - Not Used
48 BRN 3122 HO2S Heater Low Control
49 LT GRN/BLK 444 IAC Coil B Low Control
50 TAN 472 IAT Sensor Signal
51-54 - - Not Used
55 DK GRN 890 Fuel Tank Pressure Sensor Signal
56 GRY 773 Transmission Range Signal C
57 - - Not Used
58 BRN 1174 Oil Level Switch Signal
59 WHT 85 Cruise Control Engaged Signal
60 - - Not Used
61 RED 225 Generator Turn On Signal
62 - - Not Used
63 YEL 657 TCC Release Switch Signal
64-65 - - Not Used
66 DK BLU 417 TP Sensor Signal
67 - - Not Used
68 YEL/BLK 1227 TFT Sensor Signal
69 PPL 1589 Fuel Level Sensor Signal - Primary
70-75 - - Not Used
76 YEL/BLK 625 Starter Enable Relay Control
77 GRY 1724 Boost Control Solenoid Control (l67)
77 - - Not Used (L36)
78 BRN 418 TCC PWM Solenoid Valve Control
79-80 - - Not Used