Power Steering System Connector End Views

WARNING: This page is about a different car, the 2005 GMC Sierra and 2005 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Brake Pedal Position Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15332132 3-Way F GT 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	OG	5688	Brake Pedal Position Sensor 5-Volt Supply
B	YE	5066	Brake Pedal Position Sensor Signal
C	GY/BK	5689	Brake Pedal Position Sensor 5-Volt Return

Electro-Hydraulic Power Steering (EHPS) C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15355404 2-Way F Maxi 800 Sealed (BK)
Pin	Wire Color	Circuit No.	Function
A	RD	5875	EHPS 42-Volt Battery
B	BK	5691	EHPS 42-Volt Ground

Electro-Hydraulic Power Steering (EHPS) C2

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12129225 24-Way F Micro-Pack 100 Series, Sealed (NA)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	BK/WH	1851	Ground
3-4	-	-	Not Used
5	OG	5688	5-Volt Supply
6	YE	5066	Brake Pedal Position Sensor Signal
7	GY/BK	5689	Low Reference
8	TN	2501	High Speed GMLAN Serial Data Bus-
9	TN/WH	2500	High Speed GMLAN Serial Data Bus+
10	BK/WH	451	Ground
11	PK	1020	Ignition 0 Voltage
12	-	-	Not Used
13	L-GN	1763	Steering Wheel Position Signal A
14	-	-	Not Used
15	L-BU	1764	Steering Wheel Position Signal B
16-17	-	-	Not Used
18	YE/BK	5696	EHPS Interlock Signal
19	YE/BK	5696	EHPS Interlock Signal
20	TN	2501	High Speed GMLAN Serial Data Bus-
21	TN/WH	2500	High Speed GMLAN Serial Data Bus+
22	PK	1839	Ignition 1 Voltage
23-24	-	-	Not Used

Steering Wheel Speed/Position Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12052444 8-Way F Micro-Pack 100 Series (BK)
Pin	Wire Color	Circuit No.	Function
1	GY	1056	5-Volt Reference
2	BK	1835	Low Reference
3	L-GN	1763	Steering Wheel Position Sensor Phase A Signal
4	L-BU	1764	Steering Wheel Position Sensor Phase B Signal
5	WH	1765	Steering Wheel Position Marker Pulse Signal
6	L-BU	1059	Steering Wheel Position Sensor Signal
7	BN	41	Ignition 3 Voltage
8	BK/WH	1851	Ground