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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 133 (Automatic Transmission - 4L80-E/4L85-E - Introduction (2 Of 2)) >> Component Locator >> Automatic Transmission Inline 20-Way Connectors >> C175 Engine Side to Transmission Side

C175 Engine Side to Transmission Side

WARNING: This page is about a different car, the 2007 GMC Yukon XL and 2007 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
C175 Engine Side to Transmission Side Connector End View

GM684844Courtesy of GENERAL MOTORS CORP.
GM539670Courtesy of GENERAL MOTORS CORP.
C175 Engine Side to Transmission Side Connector End View

Connector Part Information 
  • OEM: 12160493
  • Service: -
  • Description: 20-Way F Micro-Pack 100 Series (GY)
 Connector Part Information 
  • OEM: 12160782
  • Service: -
  • Description: 20-Way M Micro-Pack 100 Series (L-GY)
C175 Engine Side to Transmission Side Connector Terminal Identification

Pin Wire Color Circuit No. Function Pin Wire Color Circuit No. Function
A L-GN 1222 1-2 Shift Solenoid Valve Control A L-GN 1222 1-2 Shift Solenoid Valve Control
B YE/BK 1223 2-3 Shift Solenoid Valve Control B YE 1223 2-3 Shift Solenoid Valve Control
C OG/BK 1228 Pressure Control (PC) Solenoid Valve High Control C PU 1228 Pressure Control (PC) Solenoid Valve High Control
D L-BU/WH 1229 Pressure Control (PC) Solenoid Valve Low Control D L-BU 1229 Pressure Control (PC) Solenoid Valve Low Control
E PK 2139 Ignition 1 Voltage E RD 839 Ignition 1 Voltage
F-K - - Not Used F-K - - Not Used
L YE/BK 1227 Transmission Fluid Temperature (TFT) Sensor Signal L BN 1227 Transmission Fluid Temperature (TFT) Sensor Signal
M TN 2762 Low Reference M GY 452 Low Reference
N PK 1224 Transmission Fluid Pressure (TFP) Switch Signal A N PK 1224 Transmission Fluid Pressure (TFP) Switch Signal A
P OG 1226 Transmission Fluid Pressure (TFP) Switch Signal C P OG 1226 Transmission Fluid Pressure (TFP) Switch Signal C
R D-BU 1225 Transmission Fluid Pressure (TFP) Switch Signal B R D-BU 1225 Transmission Fluid Pressure (TFP) Switch Signal B
S BN 418 Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve Control S BK 418 Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve Control
T-W - - Not Used T-W - - Not Used
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