Automatic Transmission Inline 20-Way Connector End View

Inline Harness Connector C103, Engine Side

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12160493 14F Micro-Pack 100W Series (GY)
Pin	Wire Color	Circuit No.	Function
A	L-GN	1222	1-2 Shift Solenoid Valve Control
B	YE/BK	1223	2-3 Shift Solenoid Valve Control
C	RD/BK	1228	Pressure Control (PC) Solenoid Valve Controlled Power
D	L-BU/WH	1229	PC Solenoid Valve Controlled Ground
E	PK	1020	Transmission Solenoid Power
F-K	-	-	Not Used
L	YE/BK	1227	Transmission Fluid Temperature (TFT) Sensor Signal
M	GY	720	TFT Sensor Ground
N	PK	1224	TFP Switch Signal A
P	RD	1226	TFP Switch Signal C
R	D-BU	1225	TFP Switch Signal B
S	BN	418	Torque Converter Clutch (TCC) Solenoid Valve Control
T-W	-	-	Not Used

Inline Harness Connector - Transmission Side

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12160782 14M Micro-Pack 100W Series (GY)
Pin	Wire Color	Circuit No.	Function
A	L-GN	1222	1-2 Shift Solenoid Valve Control
B	YE	1223	2-3 Shift Solenoid Valve Control
C	PU	1228	Pressure Control (PC) Solenoid Valve Controlled Power
D	L-BU	1229	PC Solenoid Valve Controlled Ground
E	RD	839	Transmission Solenoid Power
F-K	-	-	Not Used
L	BN	1227	Transmission Fluid Temperature (TFT) Sensor Signal
M	GY	452	TFT Sensor Ground
N	PK	1224	TFP Switch Signal A
P	OG	1226	TFP Switch Signal C
R	D-BU	1225	TFP Switch Signal B
S	BK	418	Torque Converter Clutch (TCC) Solenoid Valve Control
T-W	-	-	Not Used