X421 Transmission Harness (MH3) to Fuel Tank Harness

Courtesy of GENERAL MOTORS CORP.

Courtesy of GENERAL MOTORS CORP.

Connector Part Information  OEM: 15437404 Service: See Catalog Description: 14-Way F GT 150/250 Series, Sealed (BK)	Connector Part Information  OEM: 15437403 Service: See Catalog Description: 14-Way M, Sealed (BK)
Terminal Part Information  Terminal/Tray: See Terminal Repair Kit Core/Insulation Crimp: See Terminal Repair Kit Release Tool/Test Probe: See Terminal Repair Kit	Terminal Part Information  Terminal/Tray: See Terminal Repair Kit Core/Insulation Crimp: See Terminal Repair Kit Release Tool/Test Probe: See Terminal Repair Kit

X421 Transmission Harness (MH3) to Fuel Tank Harness

Pin	Wire	Circuit	Function	Pin	Wire	Circuit	Function
A	-	-	Not Used	A	-	-	Not Used
B	0.35 WH	1310	EVAP Canister Vent Solenoid Valve Control	B	0.35 WH	1310	EVAP Canister Vent Solenoid Valve Control
C	0.5 L-BU	1937	Fuel Level Sensor Signal - Right	C	0.5 L-BU	1937	Fuel Level Sensor Signal - Right
D	0.5 TN	2759	Low Reference	D	0.5 TN	2759	Low Reference
E	1 RD/WH	2840	Battery Positive Voltage	E	1 RD/WH	2840	Battery Positive Voltage
F	0.35 GY	2709	5-Volt Reference 1	F	0.35 GY	2709	5-Volt Reference 1
G-J	-	-	Not Used	G-J	-	-	Not Used
K	0.35 D-GN	890	Fuel Tank Pressure Sensor Signal	K	0.35 D-GN	890	Fuel Tank Pressure Sensor Signal
L	0.35 PU	7446	Fuel Line Pressure Sensor Signal	L	0.35U	7446	Fuel Line Pressure Sensor Signal
M	0.35 GY	7447	Low Reference	M	0.35 GY	7447	Low Reference
N	0.35 BN	7445	Reference Voltage	N	0.35 BN	7445	Reference Voltage
P	0.5 BK	850	Ground	P	0.5 BK	850	Ground