Automatic Transmission Inline Harness Connector End View

WARNING: This page is about a different variant/trim than selected.

Inline Harness Connector C175 - Transmission Side

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12160782 20-Way M Micro-Pack 100 Series (GY)
Pin	Wire Color	Circuit No.	Function
A	D-GN	1222	Shift Solenoid C Valve Control
B	YE/BK	1223	Shift Solenoid D Valve Control
C	PK	839	12 Volt Reference
D	L-GN	1224	Fluid Pressure Switch Signal C
E	RD	1226	Fluid Pressure Switch Signal E
F	D-BU	1225	Fluid Pressure Switch Signal D
G	YE	1227	Transmission Fluid Temperature (TFT) Sensor Signal
H	BK	407	Low Reference
J	BN	418	Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control
K	TN	901	Fluid Pressure Switch Reverse Signal
L	RD/BK	1228	Pressure Proportional to Current (PPC) Solenoid A Valve High Control
M	L-BU	1229	PPC Solenoid A Valve Low Control
N	GY	908	PPC Solenoid B Valve High Control
P	PU	904	PPC Solenoid B Valve Low Control
R	OG	1530	Modulated Main Pressure
S	BK	902	TCC PWM Solenoid Supply Voltage
T	WH	900	Trans ID
U-V	-	-	Not Used
W	BK/WH	452	Shift Solenoid E Valve Control

Inline Harness Connector C175 - Engine Side

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12186609 20-Way F Micro-Pack 100W (GY)
Pin	Wire Color	Circuit No.	Function
A	L-GN	1222	Shift Solenoid C Valve Control
B	YE/BK	1223	Shift Solenoid D Valve Control
C	BN	323	12 Volt Reference
D	PK	1224	Fluid Pressure Switch Signal C
E	RD	1226	Fluid Pressure Switch Signal E
F	D-BU	1225	Fluid Pressure Switch Signal D
G	YE/BK	1227	Transmission Fluid Temperature (TFT) Sensor Signal
H	BK	2762	Low Reference
J	BN	418	Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control
K	L-GN/BK	2529	Fluid Pressure Switch Reverse Signal
L	L-BU/WH	1229	Pressure Control (PC) Solenoid A Valve High Control
M	RD/BK	1228	Pressure Control (PC) Solenoid A Valve Low Control
N	PK/BK	2468	Pressure Control (PC) Solenoid B Valve High Control
P	BN/WH	2469	Pressure Control (PC) Solenoid B Valve Low Control
R	D-BU	1530	Modulated Main Pressure
S	D-GN/WH	2528	TCC PWM Solenoid Supply Voltage
T	PU	2471	Trans ID
U-V	-	-	Not Used
W	OG/WH	2527	Shift Solenoid E Valve Control