GM Service Manual Online
For 1990-2009 cars only
Table 1: Power Steering Control Module - C1
Table 2: Power Steering Control Module - C2
Table 3: Power Steering Control Module - C3

Power Steering Control Module - C1


Object Number: 1282879  Size: CH

Connector Part Information

    • 15319797
    • 2-Way F Metri-Pack 800 Series (WH)

Pin

Wire Color

Circuit No.

Function

A

BK

550

Ground

B

RD/BK

642

Battery Positive Voltage

Power Steering Control Module - C2


Object Number: 1376707  Size: CH

Connector Part Information

    • 15406141
    • 8-Way F Micro-Pack 64 Series (BK)

Pin

Wire Color

Circuit No.

Function

1

TN/BK

2500

High Speed GMLAN Serial Data Bus +

2

TN

2501

High Speed GMLAN Serial Data Bus -

3-4

--

--

Not Used

5

TN/BK

2500

High Speed GMLAN Serial Data Bus +

6

TN

2501

High Speed GMLAN Serial Data Bus -

7

--

--

Not Used

8

PK

1039

Ignition 1 Voltage

Power Steering Control Module - C3


Object Number: 1376707  Size: CH

Connector Part Information

    • 15406142
    • 8-Way F Micro-Pack 64 Series (GY)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

BN

1059

Steering Wheel Position Sensor Signal 1

3

RD

2087

Steering Wheel Position Sensor 5-Volt Reference

4

PU

--

Steering Shaft Torque Sensor Signal 2

5

--

--

Not Used

6

WH

556

Steering Wheel Position Sensor Signal 2

7

BK

2088

Steering Wheel Position Sensor Low Reference

8

L-BU

--

Steering Shaft Torque Sensor Signal 1