C100 Off-Engine Wiring Harness to Transmission Wiring Harness (LY7)

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS CORP.				Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 15480685 Service: See Catalog 20-Way F Micro-Pack 100W Series Sealed (BK)		Connector Part Information		OEM: 15409446 Service: See Catalog 20-Way M Micro-Pack 100W Series (BK)
Pin	Wire Color	Circuit No.	Function	Pin	Wire Color	Circuit No.	Function
A	L-GN	1222	1-2 SS Valve Control	A	L-GN	1222	1-2 SS Valve Control
B	YE/BK	1223	2-3 SS Valve Control	B	YE	1223	2-3 SS 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	1339	Ignition 1 Voltage	E	RD	839	Ignition 1 Voltage
F	BK/WH	771	Transmission Range Signal A	F	RD/BK	771	Transmission Range Signal A
G	YE	772	Transmission Range Signal B	G	D-GN/WH	772	Transmission Range Signal B
H	GY	773	Transmission Range Signal C	H	YE/BK	773	Transmission Range Signal C
J	WH	776	Transmission Range Signal P	J	GY/WH	776	Transmission Range Signal P
K	BK/WH	1451	Ground	K	BK/WH	1050	Ground
L	YE/BK	1227	TFT Sensor Signal	L	BN	1227	TFT Sensor Signal
M	BK	2762	Low Reference	M	GY	452	Low Reference
N-R	-	-	Not Used	N-R	-	-	Not Used
S	RD/BK	1230	A/T ISS High Signal	S	BK	1230	A/T ISS High Signal
T	BN	418	TCC Solenoid Valve Control	T	TN	418	TCC Solenoid Valve Control
U	WH	1804	TCC Release Switch Signal	U	WH	1804	TCC Release Switch Signal
V	D-BU/WH	1231	A/T ISS Low Signal	V	D-GN	1231	A/T ISS Low Signal
W	OG/BK	1786	Park/Neutral Signal	W	OG	1786	Park/Neutral Signal