GM Service Manual Online
For 1990-2009 cars only
Table 1: ABS Motor Pack Assembly
Table 2: Brake Switch
Table 3: Electronic Brake Control Relay
Table 4: Electronic Brake Control Module

ABS Motor Pack Assembly


Object Number: 535914  Size: CH

Connector Part Information

    • 12160746
    • 6-Way F Metri-Pack Series 280 FLX LK (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

1280

ABS Motor Feed-Left Front

B

PNK

1281

ABS Motor Return-Left Front

C

DK GRN

1284

ABS Motor Feed-Rear

D

ORN

1285

ABS Motor Return-Rear

E

PPL

1282

ABS Motor Feed-Right Front

F

BLK

1283

ABS Motor Return-Right Front

Brake Switch


Object Number: 73251  Size: CH

Connector Part Information

    • 12033701
    • 2-Way F Metri-Pack Series 480 (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN

140

Fuse Output-Battery

B

LT BLU

20

Stop Lamp Feed

Electronic Brake Control Relay


Object Number: 535912  Size: CH

Connector Part Information

    • 12129716
    • 4-Way F Metri-Pack Series 280 FLX LK (MD GRY)

Pin

Wire Color

Circuit No.

Function

30

RED

342

Switched Battery Voltage Input

85

PNK

1632

Coil Side Output

86

PNK

439

Coil Side Input

87

RED

1633

Switched Battery Voltage Output

Electronic Brake Control Module


Object Number: 287960  Size: CH

Connector Part Information

    • 12160423
    • 32-Way F Metri-Pack Series 280 Micro-Pack Series 100 W (BLK)

Pin

Wire Color

Circuit No.

Function

1

GRA

1056

Steering Wheel Position Sensor Feed - 5 Volt Reference

2

PNK

1632

ABS Enable Relay Output - Coil

3

GRN DK

1288

ABS Isolation Solenoid Feed - Left Front

4

PNK

439

Fuse Output - Ignition 1 - Type III Fuse

5

ORN/BLK

556

Steering Wheel Position Sensor Return

8

BLU LT

830

Wheel Speed Sensor Signal - Left Front

9

GRN DK

872

Wheel Speed Sensor Signal - Right Front

10

BLK

884

Wheel Speed Sensor Signal - Left Rear

11

BRN

882

Wheel Speed Sensor Signal - Right Rear

12

TAN

800

Serial Data Signal - UART - 8192 Baud - Primary

13

ORN

340

Fuse Output - Battery - Type III Fuse

16

WHT

17

Stop Lamp Switch Output

17

BLU LT

1059

Steering Wheel Position Sensor Signal

18

BRN

1295

Electronic Variable Orifice Solenoid Output

19

BLU LT

1289

ABS Isolation Solenoid Feed - Right Front

20

PNK

849

Brake Fluid Level Sensor Signal

21

YEL

873

Wheel Speed Sensor Return - Left Front

22

TAN

833

Wheel Speed Sensor Return - Right Front

23

RED

885

Wheel Speed Sensor Return - Left Rear

24

WHT

883

Wheel Speed Sensor Return - Right Rear

A

PPL

1282

ABS Motor Feed - Right Front

B

BLK

1283

ABS Motor Return - Right Front

C

RED

1633

ABS Enable Relay Output - N.O Contact

D

BLK

250

Ground

E

ORN

1285

ABS Motor Return - Rear

F

GRN DK

1284

ABS Motor Feed - Rear

G

BLK

1280

ABS Motor Feed - Left Front

H

PNK

1281

ABS Motor Return - Left Front