Power Steering System Connectors

WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis 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	5-Volt Reference
B	YE	5066	Brake Pedal Position Sensor Signal
C	GY/BK	5689	Low Reference

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 Reference
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 Loop Signal
19	YE/BK	5696	EHPS Interlock Loop 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