C107 (5.3L) Engine Harness to I/P Harness

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

C107 (5.3L) Engine Harness to I/P Harness Connector End View

Courtesy of GENERAL MOTORS CORP.				Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15336418 38-Way F GT 150 280 Sealed 4.0 5.2 (BK)		Connector Part Information		15317380 38-Way M GT 150 280 Sealed 4.0 5.2 (BK)
Pin	Wire Color	Circuit No.	Function	Pin	Wire Color	Circuit No.	Function
A1	OG	440	Battery Positive Voltage	A1	OG	440	Battery Positive Voltage
A2	GY	2365	Low Reference	A2	GY	2365	Low Reference
A3	GY	2709	5-Volt Reference	A3	GY	2709	5-Volt Reference
A4-A7	-	-	Not Used	A4-A7	-	-	Not Used
A8	D-GN	890	Fuel Tank Pressure Sensor Signal	A8	D-GN	890	Fuel Tank Pressure Sensor Signal
B1	GY	397	Cruise Control On Switch Signal	B1	GY	397	Cruise Control On Switch Signal
B2-B7	-	-	Not Used	B2-B7	-	-	Not Used
B8	YE	710	Class 2 Serial Data	B8	YE	710	Class 2 Serial Data
B9	L-BU	1320	CHMSL Supply Voltage/Stop Lamp Supply Voltage	B9	L-BU	1320	CHMSL Supply Voltage/Stop Lamp Supply Voltage
B10	D-BU	2364	Cooling Fan Speed Signal	B10	D-BU	2364	Cooling Fan Speed Signal
B11	YE/BK	1827	Vehicle Speed Signal	B11	YE/BK	1827	Vehicle Speed Signal
B12	GY/BK	87	Cruise Control Resume/Accel Switch Signal	B12	GY/BK	87	Cruise Control Resume/Accel Switch Signal
C1	WH	121	Engine Speed Signal	C1	WH	121	Engine Speed Signal
C2	-	-	Not Used	C2	-	-	Not Used
C3	BK	2759	Low Reference	C3	BK	2759	Low Reference
C4	PK	1020	Ignition 0 Voltage	C4	PK	1020	Ignition 0 Voltage
C5	BN/WH	419	MIL Control	C5	BN/WH	419	MIL Control
C6-C7	-	-	Not Used	C6-C7	-	-	Not Used
C8	PU	420	TCC Brake Switch/Cruise Control Release Signal	C8	PU	420	TCC Brake Switch/Cruise Control Release Signal
C9	-	-	Not Used	C9	-	-	Not Used
C10	PU	1589	Fuel Level Sensor Signal - Primary	C10	PU	1589	Fuel Level Sensor Signal - Primary
C11	D-GN	1049	ECM/PCM/VCM Class 2 Serial Data	C11	D-GN	1049	ECM/PCM/VCM Class 2 Serial Data
C12	D-GN/WH	817	Vehicle Speed Signal	C12	D-GN/WH	817	Vehicle Speed Signal
D1	D-BU	84	Cruise Control Set/Coast Switch Signal	D1	D-BU	84	Cruise Control Set/Coast Switch Signal
D2	L-GN	2278	A/C Compressor Status Signal	D2	L-GN	2278	A/C Compressor Status Signal
D3	GY	597	5-Volt Reference	D3	GY	597	5-Volt Reference
D6	-	-	Not Used	D6	-	-	Not Used
D7	GY/BK	1694	4WD Low Signal	D7	GY/BK	1694	4WD Low Signal
D8	OG	440	Battery Positive Voltage	D8	OG	440	Battery Positive Voltage