GM Service Manual Online
For 1990-2009 cars only
Table 1: Brake Fluid Pressure Sensor
Table 2: Electronic Brake Control Module (EBCM)
Table 3: Traction Control Switch
Table 4: Wheel Speed Sensor (WSS) - LF
Table 5: Wheel Speed Sensor (WSS) - LR
Table 6: Wheel Speed Sensor (WSS) - RF
Table 7: Wheel Speed Sensor (WSS) - RR
Table 8: Yaw and Lateral Accelerometer Sensor

Brake Fluid Pressure Sensor


Object Number: 646409  Size: CH

Connector Part Information

    • OEM: 15326556
    • Service: 88953359
    • 3-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN

2087

5-Volt Reference

B

PU

5002

Brake Fluid Pressure Sensor Signal

C

L-BU

2088

Low Reference

Electronic Brake Control Module (EBCM)


Object Number: 1283867  Size: CH

Connector Part Information

    • OEM: 15410622
    • Service: 88953397
    • 27-Way F Micro-Pack 100 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

RD/BK

1442

Battery Positive Voltage

B

RD/BK

1442

Battery Positive Voltage

C

PK

1339

Run/Crank Ignition 1 Voltage

D

--

--

Not Used

E

BK/WH

251

Signal Ground

F

BK/WH

251

Signal Ground

G

WH

1294

Variable Effort Steering Solenoid Supply Voltage

H

BN

1295

Variable Effort Steering Solenoid Control

A1

L-BU

830

Wheel Speed Sensor Signal Left Front

A2

YE

873

Left Front Wheel Speed Sensor Low Reference

A3

D-GN

872

Wheel Speed Sensor Signal Right Front

A4

TN

833

Wheel Speed Sensor Low Reference Right Front

A5

TN

884

Wheel Speed Sensor Signal Left Rear

A6

OG

885

Wheel Speed Sensor Low Reference Left Rear

A7

BN

882

Wheel Speed Sensor Signal Right Rear

A8

WH

883

Wheel Speed Sensor Low Reference Right Rear

A9-A14

--

--

Not Used

B1-B8

--

--

Not Used

B9

TN

2501

High Speed GMLAN Serial Data (-)

B10

TN

2501

High Speed GMLAN Serial Data (-)

B11

TN/BK

2500

High Speed GMLAN Serial Data (+)

B12

TN/BK

2500

High Speed GMLAN Serial Data (+)

B13

L-BU

2088

Combined Vehicle Inertial Sensor Low Reference

B14

D-GN

2087

Combined Vehicle Inertial Sensor Supply Voltage

C1-C5

--

--

Not Used

C6

L-BU

1764

Steering Wheel Position Signal B

C7

L-GN

1763

Steering Wheel Position Signal A

C8

D-BU

716

Yaw Rate Sensor Signal (1)

C9

L-GN/BK

1338

Yaw Rate Sensor Signal (2)

C10

PU

5002

Brake Fluid Pressure Sensor Signal

C11-C14

--

--

Not Used

Traction Control Switch


Object Number: 130714  Size: CH

Connector Part Information

    • OEM: 12124997
    • Service: 12167130
    • 5-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

GY/BK

1458

Instrument Panel Lamp Supply Voltage - 4

B

BK

1550

Ground

C

--

--

Not Used

D

BN/WH

1571

Traction Control Switch Signal

E

--

--

Not Used

Wheel Speed Sensor (WSS) - LF


Object Number: 537107  Size: CH

Connector Part Information

    • OEM: 12052644
    • Service: NS
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

WH

873

Left Front Wheel Speed Sensor Low Reference

B

BK

830

Left Front Wheel Speed Sensor Signal

Wheel Speed Sensor (WSS) - LR


Object Number: 537107  Size: CH

Connector Part Information

    • OEM: 12052644
    • Service: NS
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

OG

885

Left Rear Wheel Speed Sensor Low Reference

B

TN

884

Left Rear Wheel Speed Sensor Signal

Wheel Speed Sensor (WSS) - RF


Object Number: 537107  Size: CH

Connector Part Information

    • OEM: 12052644
    • Service: NS
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

WH

833

Right Front Wheel Speed Sensor Low Reference

B

BK

872

Right Front Wheel Speed Sensor Signal

Wheel Speed Sensor (WSS) - RR


Object Number: 537107  Size: CH

Connector Part Information

    • OEM: 12052644
    • Service: NS
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

WH

883

Right Rear Wheel Speed Sensor Low Reference

B

BN

882

Right Rear Wheel Speed Sensor Signal

Yaw and Lateral Accelerometer Sensor


Object Number: 647974  Size: CH

Connector Part Information

    • OEM: 15326822
    • Service: 15326822
    • 5-Way F GT Sealed 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

D-GN

2087

5-Volt Reference

C

D-BU

716

Yaw Rate Sensor Signal

D

L-GN

2088

Low Reference

E

L-GN/BK

1338

Lateral Accelerometer Signal