GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 SRX 🢒 Suspension 🢒 Electronic Suspension Control (ESC) 🢒 Suspension Controls Connector End Views
Table 1: Electronic Suspension Control (ESC) Module (C1)
Table 2: Electronic Suspension Control (ESC) Module (C2)
Table 3: Electronic Suspension Control (ESC) Module (C3)
Table 4: Suspension Damper - LF
Table 5: Suspension Damper - LR
Table 6: Suspension Damper - RF
Table 7: Suspension Damper - RR
Table 8: Suspension Position Sensor - LF
Table 9: Suspension Position Sensor - LR
Table 10: Suspension Position Sensor - RF
Table 11: Suspension Position Sensor - RR

Electronic Suspension Control (ESC) Module (C1)


Object Number: 39787 Size: CH

Connector Part Information
    • 12129025
    • 32-Way F Micro-Pack 100 Series (GY)

Pin

Wire Color

Circuit No.

Function

1

OG/BK

1448

Left Front Damper Control

2

--

--

Not Used

3

TN/WH

1207

Left Front Suspension Position Sensor Signal

4

PU/WH

1205

Left Front Suspension Position Sensor Voltage Reference

5-6

--

--

Not Used

7

WH

790

PWM Serial Data

8-10

--

--

Not Used

11

YE/BK

2085

PWM Serial Data

12

YE

321

Automatic Level Control Relay Control

13

TN/WH

1213

Right Front Suspension Position Sensor Signal

14

PU/WH

1211

Right Front Suspension Position Sensor Voltage Reference

15

--

--

Not Used

16

BN

1009

Right Front Damper Low Reference

17

L-GN

1005

Left Front Damper Low Reference

18

L-BU/BK

1206

Left Front Suspension Position Sensor Low Reference

19-22

--

--

Not Used

23

GY

791

PWM Serial Data

24-27

--

--

Not Used

28

WH

320

Automatic Level Control Relay Control

29

L-BU/BK

1212

Right Front Suspension Position Sensor Low Reference

30-31

--

--

Not Used

32

WH/BK

1006

Right Front Damper Control

Electronic Suspension Control (ESC) Module (C2)


Object Number: 39784 Size: CH

Connector Part Information
    • 12129225
    • 24-Way F Micro-Pack 100 Series, Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

OG

1010

Left Rear Damper Control

2

--

--

Not Used

3

L-GN/WH

1210

Left Rear Suspension Position Sensor Signal

4

OG/BK

1208

Left Rear Suspension Position Sensor Voltage Reference

5

--

--

Not Used

6

PU

1807

Class 2 Serial Data

7-8

--

--

Not Used

9

L-GN/WH

1216

Right Rear Suspension Position Sensor Signal

10

OG/BK

1214

Right Rear Suspension Position Sensor Voltage Reference

11

--

--

Not Used

12

PU

1017

Right Rear Damper Low Reference

13

OG/BK

1013

Left Rear Damper Low Reference

14

--

--

Not Used

15

L-GN/BK

1209

Left Rear Suspension Position Sensor Low Reference

16-19

--

--

Not Used

20

PK/WH

1101

Damping Lift/Dive Signal

21

L-GN/BK

1215

Right Rear Suspension Position Sensor Low Reference

22-23

--

--

Not Used

24

YE

1014

Right Rear Damper Control

Electronic Suspension Control (ESC) Module (C3)


Object Number: 1283875 Size: CH

Connector Part Information
    • 12146741
    • 5-Way F Metri-Pack 280 Series (WH)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

RD/WH

2340

Battery Positive Voltage

C

BN

41

Ignition 3 Voltage

D

BK

1050

Ground

E

--

--

Not Used

Suspension Damper - LF


Object Number: 334633 Size: CH

Connector Part Information
    • 15305168
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

OG/BK

1448

Left Front Damper Control

B

L-GN

1005

Left Front Damper Low Reference

Suspension Damper - LR


Object Number: 334633 Size: CH

Connector Part Information
    • 15305168
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

OG

1010

Left Rear Damper Control

B

OG/BK

1013

Left Rear Damper Low Reference

Suspension Damper - RF


Object Number: 334633 Size: CH

Connector Part Information
    • 15305168
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

WH/BK

1006

Right Front Damper Control

B

BN

1009

Right Front Damper Low Reference

Suspension Damper - RR


Object Number: 334633 Size: CH

Connector Part Information
    • 15305168
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

YE

1014

Right Rear Damper Control

B

PU

1017

Right Rear Damper Low Reference

Suspension Position Sensor - LF


Object Number: 1387924 Size: CH

Connector Part Information
    • 15326556
    • 3-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

PU/WH

1205

Left Front Suspension Position Sensor Voltage Reference

B

TN/WH

1207

Left Front Suspension Position Sensor Signal

C

L-BU/BK

1206

Left Front Suspension Position Sensor Low Reference

Suspension Position Sensor - LR


Object Number: 1387924 Size: CH

Connector Part Information
    • 15326556
    • 3-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG/BK

1208

Left Rear Suspension Position Sensor Voltage Reference

B

L-GN/WH

1210

Left Rear Suspension Position Sensor Signal

C

L-GN/BK

1209

Left Rear Suspension Position Sensor Low Reference

Suspension Position Sensor - RF


Object Number: 1387924 Size: CH

Connector Part Information
    • 15326556
    • 3-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

PU/WH

1211

Right Front Suspension Position Sensor Voltage Reference

B

TN/WH

1213

Right Front Suspension Position Sensor Signal

C

L-BU/BK

1212

Right Front Suspension Position Sensor Low Reference

Suspension Position Sensor - RR


Object Number: 1387924 Size: CH

Connector Part Information
    • 15326556
    • 3-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG/BK

1214

Right Rear Suspension Position Sensor Voltage Reference

B

L-GN/WH

1216

Right Rear Suspension Position Sensor Signal

C

L-GN/BK

1215

Right Rear Suspension Position Sensor Low Reference