Automatic Transmission (C2) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		9229-1511-41 20-Way Female (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	1228	PC Solenoid High Control
D	GY/BU	1229	PC Solenoid Low Control
E	PK/BU	339	Ignition 1 Voltage
F-K	-	-	Not Used
L	BK/YE	1227	TFT Sensor Signal
M	BK/WH	2762	Low Reference
N	BN/YE	1224	Transmission Switch Signal A
P	GY	1226	Transmission Switch Signal C
R	YE	1225	Transmission Switch Signal B
S	GN/WH	898	Shift Solenoid Valve 3 High Control
T	GY/RD	422	TCC Solenoid Valve Control
U	BN	418	TCC PWM Solenoid Valve Control
V-W	-	-	Not Used