Engine Side to Transmission Side

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

Automatic Transmission Inline 20-Way Connector End View

Courtesy of GENERAL MOTORS CORP.

Courtesy of GENERAL MOTORS CORP.

Automatic Transmission Inline 20-Way Connector End View

Connector Part Information OEM: 12160493 Service: Description: 20-Way F Micro-Pack 100 W Series (GY)	Connector Part Information OEM: 12160782 Service: Description: 20-Way M Micro-Pack 100 W Series (GY)
Terminal Part Information Terminal/Tray: Core/Insulation Crimp: Release Tool/Test Probe:	Terminal Part Information Terminal/Tray: Core/Insulation Crimp: Release Tool/Test Probe:

Engine Side to Transmission Side

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	RD/BK	1228	PC Solenoid Valve High Control	C	PU	1228	PC Solenoid Valve High Control
D	L-BU/WH	1229	PC Solenoid Valve Low Control	D	L-BU	1229	PC Solenoid Valve Low Control
E	PK	1020	Ignition 0 Voltage	E	RD	839	Ignition 1 Voltage
F-K	-	-	Not Used	F-K	-	-	Not Used
L	YE/BK	1227	TFT Sensor Signal	L	BN	1227	TFT Sensor Signal
M	GY	720	Low Reference	M	GY	452	Low Reference
N	PK	1224	Transmission Fluid Pressure Switch Signal A	N	PK	1224	Transmission Fluid Pressure Switch Signal A
P	RD	1226	Transmission Fluid Pressure Switch Signal C	P	OG	1226	Transmission Fluid Pressure Switch Signal C
R	D-BU	1225	Transmission Fluid Pressure Switch Signal B	R	D-BU	1225	Transmission Fluid Pressure Switch Signal B
S	WH	687	3-2 Shift Solenoid Valve Control	S	WH	687	3-2 Shift Solenoid Valve Control
T	TN/BK	422	TCC Solenoid Valve Control	T	BK	422	TCC Solenoid Valve Control
U	BN	418	TCC PWM Solenoid Valve Control	U	TN	418	TCC PWM Solenoid Valve Control
V-W	-	-	Not Used	V-W	-	-	Not Used