C101 Chassis 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.

C101 Chassis 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	GY	605	5-Volt Reference (4WD)	A1	GY	605	5-Volt Reference (4WD)
A2	BN/WH	1555	Channel P Encoder - Signal (4WD)	A2	BN/WH	1555	Channel P Encoder - Signal (4WD)
A3	D-GN/WH	817	Vehicle Speed Signal (G67)	A3	D-GN/WH	817	Vehicle Speed Signal
A4	D-BU	47	Trailer Auxiliary Supply Voltage	A4	D-BU	47	Trailer Auxiliary Supply Voltage
A5	BK	1552	Motor Control A (4WD)	A5	BK	1552	Motor Control A (4WD)
A6	BN/WH	1571	Traction Control Switch Signal (NW7)	A6	BN/WH	1571	Traction Control Switch Signal (2WD)
A7	L-GN	24	Backup Lamp Supply Voltage (Z88)	A7	L-GN	24	Backup Lamp Supply Voltage (Z88)
A8	BK/WH	1554	Encoder Low Reference (4WD)	A8	BK/WH	1554	Encoder Low Reference (4WD)
B1	TN	1569	Lock Solenoid Control (4WD Except W49)	B1	TN	1569	Lock Solenoid Control (4WD)
B2	L-BU	1296	Axle Actuator - Control (4WD Except W49)	B2	L-BU	1296	Axle Actuator - Control (4WD)
B3	L-BU	2221	Signal High - Rear (4WD)	B3	L-BU	2221	Signal High - Rear (4WD)
B4	D-GN	2222	Signal Low - Rear (4WD)	B4	D-GN	2222	Signal Low - Rear (4WD)
B5	-	-	Not Used	B5	-	-	Not Used
B6	RD	1553	Motor Control B (4WD)	B6	RD	1553	Motor Control B (4WD)
B7	BN	436	AIR Pump Relay Control (SWB w/4.2L)	B7	BN	436	AIR Pump Relay Control (SWB)
B8	YE	400	Signal High - Front (4WD)	B8	YE	400	Signal High - Front (4WD)
B9	PU	401	Signal Low - Front (4WD)	B9	PU	401	Signal Low - Front (4WD)
B10-B11	-	-	Not Used	B10-B11	-	-	Not Used
B12	BN	2109	Trailer Park Lamps Supply Voltage	B12	BN	2109	Trailer Park Lamps Supply Voltage
C1	-	-	Not Used	C1	-	-	Not Used
C2	YE/BK	1827	Vehicle Speed Signal	C2	YE/BK	1827	Vehicle Speed Signal
C3	L-BU	1122	ABS/TCS Class 2 Serial Data	C3	L-BU	1122	ABS/TCS Class 2 Serial Data
C4	GY	349	Discriminating Sensor - Left - Signal	C4	GY	349	Discriminating Sensor - Left - Signal
C5	YE	354	Discriminating Sensor - Signal	C5	YE	354	Discriminating Sensor - Signal
C6	OG	1140	Battery Positive Voltage (SWB w/UA2)	C6	OG	1140	Battery Positive Voltage (SWB w/WX7)
C7	TN/BK	5168	Power Sounder Enable Signal (SWB w/UA2)	C7	TN/BK	5168	Power Sounder Enable Signal (SWB w/WX7)
C8	-	-	Not Used	C8	-	-	Not Used
C9	D-GN	890	Fuel Tank Pressure Sensor Signal	C9	D-GN	890	Fuel Tank Pressure Sensor Signal
C10	GY	2709	5-Volt Reference	C10	GY	2709	5-Volt Reference
C11	BK	2759	Low Reference	C11	BK	2759	Low Reference
C12	OG/BK	510	Low Reference (4.2L)	C12	OG/BK	510	Low Reference (4.2L)
D1	PU	1589	Fuel Level Sensor Signal - Primary	D1	PU	1589	Fuel Level Sensor Signal - Primary
D2	L-BU	832	Traction Control Active Signal (NW7)	D2	L-BU	832	Traction Control Active Signal (2WD)
D3	WH	1808	Service Traction Control Signal (NW7)	D3	WH	1808	Service Traction Control Signal (2WD)
D4-D5	-	-	Not Used	D4-D5	-	-	Not Used
D6	YE	1834	Forward Discriminating Sensor Signal	D6	YE	1834	Forward Discriminating Sensor Signal
D7	D-GN	1409	Discriminating Sensor - Right - Signal	D7	D-GN	1409	Discriminating Sensor - Right - Signal
D8	-	-	Not Used	D8	-	-	Not Used