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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Automatic Transmission - ALLISON - Introduction (2 Of 2)) >> Component Locator >> Automatic Transmission Inline Harness Connector >> C175 Engine Side to Transmission Side

C175 Engine Side to Transmission Side

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C175 Engine Side to Transmission Side

GM655729Courtesy of GENERAL MOTORS CORP.
GM808696Courtesy of GENERAL MOTORS CORP.
Connector Part Information 
  • OEM: 12186609
  • Service:
  • Description: 20-Way F Micro-Pack 100 Series (GY)
Connector Part Information 
  • OEM: 12160782
  • Service:
  • Description: 20-Way M Micro-Pack 100 Series (GY)
Pin  Wire Color  Circuit No.  Function  Pin  Wire Color  Circuit No.  Function 
A L-GN 1222 Shift Solenoid 1 (SS1) Low A D-GN 1222 Shift Solenoid 1 (SS1) Low
B YE/BK 1223 Shift Solenoid 2 (SS2) Low B L-GN 1223 Shift Solenoid 2 (SS2) Low
C OG/WH 2527 Shift Solenoid 3 (SS3) Low C PU 2527 Shift Solenoid 3 (SS3) Low
D PK 1224 Fluid Pressure Switch 1 (PS1) Signal D OG 1224 Fluid Pressure Switch 1 (PS1) Signal
E RD 1226 Fluid Pressure Switch 3 (PS3) Signal E GY 1226 Fluid Pressure Switch 3 (PS3) Signal
F D-BU 1225 Fluid Pressure Switch 2 (PS2) Signal F WH 1225 Fluid Pressure Switch 2 (PS2) Signal
G YE/BK 1227 Transmission Fluid Temperature (TFT) Sensor Signal G TN 1227 Transmission Fluid Temperature (TFT) Sensor Signal
H BK 2762 Transmission Fluid Temperature (TFT) Sensor Low H BK 2762 Transmission Fluid Temperature (TFT) Sensor Low
J BN 418 Torque Converter Clutch Pressure Control Solenoid (TCC PCS) Low J PK 418 Torque Converter Clutch Pressure Control Solenoid (TCC PCS) Low
K L-GN/BK 2529 Fluid Pressure Switch 4 (PS4) Signal K BN 2529 Fluid Pressure Switch 4 (PS4) Signal
L RD/BK 1228 Actuator Supply Voltage 1 (HSD1) L RD 1228 Actuator Supply Voltage 1 (HSD1)
M L-BU/WH 1229 Pressure Control Solenoid 2 (PCS2) Low M D-BU 1229 Pressure Control Solenoid 2 (PCS2) Low
N BN 323 Actuator Supply Voltage 2 (HSD2) N RD/BK 323 Actuator Supply Voltage 2 (HSD2)
P BN/WH 2469 Pressure Control Solenoid 1 (PCS1) Low P L-BU 2469 Pressure Control Solenoid 1 (PCS1) Low
R OG/BK 1786 Transmission Park/Neutral Signal R PU 1786 Transmission Park/Neutral Signal
S D-BU 1530 Mod Main Solenoid Low S YE 1530 Mod Main Solenoid Low
T GY 773 Internal Mode Switch Signal C T BK 773 Internal Mode Switch Signal C
U YE 772 Internal Mode Switch Signal B U PK/BK 772 Internal Mode Switch Signal B
V BK/WH 771 Internal Mode Switch Signal A V YE/BK 771 Internal Mode Switch Signal A
W WH 776 Internal Mode Switch Signal P W WH 776 Internal Mode Switch Signal P