GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Door Module (DDM) - C5 (Memory/Heated Seat Switch - Driver)
Table 2: Front Passenger Door Module (FPDM) - C5 (Heated Seat Switch - Front Passenger)
Table 3: Heated Seat Control Module - LR
Table 4: Heated Seat Control Module - RR
Table 5: Heated Seat Switch - RR
Table 6: Heated Seat Switch - LR
Table 7: Memory Seat Module - Driver C1
Table 8: Memory Seat Module - Driver C2
Table 9: Memory Seat Module - Driver C3
Table 10: Memory Seat Module - Driver C4
Table 11: Seat Adjuster Switch - Driver (AN3)
Table 12: Seat Adjuster Switch - Driver (AG2)
Table 13: Seat Adjuster Switch - Front Passenger
Table 14: Lumbar/Bolster Switch - Driver
Table 15: Lumbar/Bolster Switch - Front Passenger
Table 16: Seat Lumbar Motor/Position Sensor - Driver (AN3)
Table 17: Seat Bolster Motor/Position Sensor - Driver (AN3)
Table 18: Seat Recliner Motor - Driver
Table 19: Seat Recliner Motor Position Sensor - Driver
Table 20: Seat Recliner Motor - Front Passenger
Table 21: Seat Front Vertical Motor Position Sensor - Driver
Table 22: Seat Front Vertical Motor - Driver
Table 23: Seat Front Vertical Motor - Front Passenger
Table 24: Seat Horizontal Motor Position Sensor - Driver
Table 25: Seat Rear Vertical Motor Position Sensor - Driver
Table 26: Seat Rear Vertical Motor - Driver
Table 27: Seat Rear Vertical Motor - Front Passenger

Driver Door Module (DDM) - C5 (Memory/Heated Seat Switch - Driver)


Object Number: 849815  Size: CH

Connector Part Information

    • 6383393-4
    • 12-Way F AMP 0.64 mm Unsealed (GRN)

Pin

Wire Color

Circuit No.

Function

1

WHT/BLK

--

Medium Heat Indicator Control

2

YEL

--

Low Heat Indicator Control

3

GRY

--

Back Only Select

4

LT BLU

--

Memory/Heated Seat Backlight

5

PNK

--

Memory 2 Switch Signal

6

TAN

--

Adjustable Pedals Motor Forward Control (JF4)

7

DK GRN

--

High Heat Indicator Control

8

BLK

--

Back Only Indicator

9

DK BLU

--

Back and Cushion Select

10

RED

--

Memory 1 Switch Signal

11

BRN

--

Memory/Heated Switch Supply Voltage

12

ORN

--

Adjustable Pedals Motor Rearward Control (JF4)

Front Passenger Door Module (FPDM) - C5 (Heated Seat Switch - Front Passenger)


Object Number: 849815  Size: CH

Connector Part Information

    • 6383393-4
    • 12-Way F AMP 0.64 mm Unsealed (GRN)

Pin

Wire Color

Circuit No.

Function

1

YEL

--

Low Heat Indicator Control

2

GRN

--

High Heat Indicator Control

3

DK BLU

--

Back and Cushion Select

4

GRY

--

Back Only Select

5

--

--

Not Used

6

BRN

--

Memory/Heated Seat Switch Supply Voltage

7

BLK

--

Back Only Indicator Control

8

WHT/BLK

--

Medium Heat Indicator Control

9-11

--

--

Not Used

12

LT BLU

--

Heated Seat Switch Backlight

Heated Seat Control Module - LR


Object Number: 887125  Size: CH

Connector Part Information

    • 15339007
    • 9-Way F Metri-Pack 280,630 Series (BRN)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2075

Heated Seat Cushion Element Control

B

BRN/WHT

1637

Left Rear Heated Seat Switch Signal

C

BRN

541

Ignition 3 Voltage

D

ORN

4540

Battery Positive Voltage

E

YEL

2079

Heated Seat Cushion Temperature Sensor Signal

F

BLK

1150

Ground

G

BLK/WHT

1638

Left Rear Heated Seat High Temperature Indicator Control

H

PNK

1631

Left Rear Heated Seat Low Temperature Indicator Control

J

BLK

2080

Low Reference

Heated Seat Control Module - RR


Object Number: 887125  Size: CH

Connector Part Information

    • 15339007
    • 9-Way F Metri-Pack 280,630 Series (BRN)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2075

Heated Seat Cushion Element Control

B

BRN/WHT

1634

Right Rear Heated Seat Switch Signal

C

BRN

541

Ignition 3 Voltage

D

ORN

4540

Battery Positive Voltage

E

YEL

2079

Heated Seat Cushion Temperature Sensor Signal

F

BLK

1250

Ground

G

BLK/WHT

1635

Right Rear Heated Seat High Temperature Indicator Control

H

PNK

1636

Right Rear Heated Seat Low Temperature Indicator Control

J

BLK

2080

Low Reference

Heated Seat Switch - RR


Object Number: 130714  Size: CH

Connector Part Information

    • 12124997
    • 5-Way F (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

1636

Right Rear Heated Seat Low Indicator Control

B

BLK/WHT

1635

Right Rear Heated Seat High Indicator Control

C

BRN

1634

Right Rear Heated Seat Switch Signal

D

BRN/WHT

230

Instrument Panel Lamps Dimming Control

E

BLK

1050

Ground

Heated Seat Switch - LR


Object Number: 130714  Size: CH

Connector Part Information

    • 12124997
    • 5-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

1631

Left Rear Heated Seat Low Indicator Control

B

BLK/WHT

1638

Left Rear Heated Seat High Indicator Control

C

BRN

1637

Left Rear Heated Seat Switch Signal

D

BRN/WHT

230

Instrument Panel Lamps Dimming Control

E

BLK

1050

Ground

Memory Seat Module - Driver C1


Object Number: 845625  Size: CH

Connector Part Information

    • 7283-5560-40
    • 8-Way F Yazaki 2.8 mm Unsealed (LT GRY)

Pin

Wire Color

Circuit No.

Function

1

LT GRN

276

Driver Seat Recline Motor Forward Control

2

LT BLU

277

Driver Seat Recline Motor Rearward Control

3

TAN

285

Driver Seat Horizontal Motor Forward Control

4

LT GRN

284

Driver Seat Horizontal Motor Rearward Control

5

LT BLU

283

Driver Seat Rear Vertical Motor Down Control

6

YEL

282

Driver Seat Rear Vertical Motor Up Control

7

DK BLU

287

Driver Seat Front Vertical Motor Down Control

8

DK GRN

286

Driver Seat Front Vertical Motor Up Control

Memory Seat Module - Driver C2


Object Number: 845613  Size: CH

Connector Part Information

    • 7283-5625-40
    • 13-Way F Yazaki Hybrid Unsealed (LT GRY)

Pin

Wire Color

Circuit No.

Function

1

ORN

1440

Battery Positive Voltage

2-3

--

--

Not Used

4

DK BLU

611

Driver Seat Lumbar Motor Forward Control

5

PNK

610

Driver Seat Lumbar Motor Rearward Control

6

--

--

Not Used

7

BLK

1150

Ground

8

--

--

Not Used

9

YEL

1257

Driver Seat Torso Bolster In Control

10

PPL

1258

Driver Seat Torso Bolster Out Control

11-13

--

--

Not Used

Memory Seat Module - Driver C3


Object Number: 845626  Size: CH

Connector Part Information

    • 174516-2
    • 26-Way F AMP Hybrid (BLK)

Pin

Wire Color

Circuit No.

Function

1

RED/WHT

2077

Heated Seat Cushion Element Supply Voltage-w/KA7

2-3

--

--

Not Used

4

TAN

2408

Driver Seat Lumbar Motor Rearward Control

5

GRY/RED

5702

Driver Seat Torso Bolster Out Switch Signal

6

DK GRN/

WHT

1270

Power Seat Recline Rearward Switch Signal

7

--

--

Not Used

8

LT GRN

1523

Power Seat Horizontal Rearward Switch Signal

9

LT BLU

1521

Power Seat Rear Vertical Down Switch Signal

10

DK BLU

1520

Power Seat Front Vertical Down Switch Signal

11

--

--

Not Used

12

WHT

940

12 Volt Reference

13

WHT

570B

Driver Seat Recline Motor Position Sensor Voltage Reference

14

BRN

2432

Driver Heated Seat Back Element Supply Voltage-w/KA7

15-16

--

--

Not Used

17

YEL

2407

Driver Seat Lumbar Motor Forward Switch Signal

18

WHT/RED

5701

Driver Seat Torso Bolster in Switch Signal

19

GRY/BLK

1269

Power Seat Recline Forward Switch Signal

20

--

--

Not Used

21

TAN

1522

Power Seat Horizontal Forward Switch Signal

22

YEL

1519

Power Seat Rear Vertical Up Switch Signal

23

DK GRN

1518

Power Seat Front Vertical Up Switch Signal

24

ORN

1540

Switch Voltage Supply

25

BRN/WHT

5288

Low Reference

26

BLK

570A

Low Reference

Memory Seat Module - Driver C4


Object Number: 845627  Size: CH

Connector Part Information

    • 174515-6
    • 22-Way F AMP Hybrid (GRY)

Pin

Wire Color

Circuit No.

Function

1

LT BLU

2433

Passenger Heated Seat Back Element Control-w/KA7

2

PNK

2480

Heated Seat Cushion Element Control-w/KA7

3

BRN/WHT

557

Front Vertical Seat Motor Position Sensor Signal

4

DK GRN

569

Horizontal Seat Motor Position Sensor Signal

5

YEL

1063

Driver Seat Lumbar Horizontal Position Sensor Signal

6

PPL

5700

Driver Seat Torso Bolster Position Sensor Signal

7

--

--

Not Used

8

DK BLU

2425

Driver Heated Seat Back Temperature Sensor Signal-w/KA7

9

BRN/WHT

1048

SCM (Seat) Class 2 Serial Data

10

--

--

Not Used

11

DK BLU

2479

Passenger Heated Seat Element Supply Voltage-w/KA7

12

PPL

2424

Driver Heated Seat Back Element Control-w/KA7

13

LT GRN

2078

Heated Seat Cushion Element Control-w/KA7

14

TAN

568

Rear Vertical Seat Motor Position Sensor Signal

15

--

--

Not Used

16

BLK/WHT

570

Driver Seat Recline Motor Position Sensor Signal

17

PNK

5289

Adjustable Pedals Position Sensor Signal

18

--

--

Not Used

19

DK BLU

5475

Front Passenger Heated Seat Back Temperature Signal

20-21

--

--

Not Used

22

DK BLU

2479

Passenger Heated Seat Element Supply Voltage

Seat Adjuster Switch - Driver (AN3)


Object Number: 476149  Size: CH

Connector Part Information

    • 15326110
    • 12-Way F GT 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN/

WHT

1270

Power Seat Recline Rearward Switch Signal

B

GRY/BLK

1269

Power Seat Recline Forward Switch Signal

C

--

--

Not Used

D

LT GRN

1523

Power Seat Horizontal Rearward Switch Signal

E

TAN

1522

Power Seat Horizontal Forward Switch Signal

F

ORN

1540

Battery Positive Voltage - Memory Seat Module

ORN

1540

Battery Positive Voltage - Lumbar/Bolster Switch

G-H

--

--

Not Used

J

LT BLU

1521

Power Seat Rear Vertical Down Switch Signal

K

YEL

1519

Power Seat Rear Vertical Up Switch Signal

L

DK BLU

1520

Power Seat Front Vertical Down Switch Signal

M

DK GRN

1518

Power Seat Front Vertical Up Switch Signal

Seat Adjuster Switch - Driver (AG2)


Object Number: 62469  Size: CH

Connector Part Information

    • 12064998
    • 8-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN/

286

Driver Seat Front Vertical Motor Up Control

B

DK BLU

287

Driver Seat Front Vertical Motor Down Control

C

YEL

282

Driver Seat Rear Vertical Motor Up Control

D

LT BLU

283

Driver Seat Rear Vertical Motor Down Control

E

BLK

1150

Ground

F

LT GRN

284

Driver Seat Horizontal Motor Rearward Control

G

TAN

285

Driver Seat Horizontal Motor Forward Control

H

ORN

1440

Battery Positive Voltage

Seat Adjuster Switch - Front Passenger


Object Number: 476149  Size: CH

Connector Part Information

    • 15326110
    • 12-Way F GT 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1440

Battery Positive Voltage

B

LT GRN

290

Passenger Seat Horizontal Motor Rearward Control

C

TAN

296

Passenger Seat Horizontal Motor Forward Control

D

BLK

1250

Ground

E

DK BLU

77

Passenger Seat Recline Motor Rearward

F

DK GRN

76

Passenger Seat Recline Motor Forward

G

DK BLU

298

Passenger Seat Front Vertical Motor Down Control

H

DK GRN

297

Passenger Seat Front Vertical Motor Up Control

J

LT BLU

289

Passenger Seat Rear Vertical Motor Down Control

K

YEL

288

Passenger Seat Rear Vertical Motor Up Control

L-M

--

--

Not Used

Lumbar/Bolster Switch - Driver


Object Number: 73146  Size: CH

Connector Part Information

    • 12052854
    • 7-Way F GT 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1540

Battery Positive Voltage

B

WHT/RED

5701

Driver Seat Torso Bolster in Switch Signal

C-D

--

--

Not Used

E

TAN

2408

Driver Seat Lumbar Motor Rearward Switch Signal

F

YEL

2407

Driver Seat Lumbar Motor Forward Switch Signal

G

GRY/RED

5702

Driver Seat Torso Bolster Out Switch Signal

Lumbar/Bolster Switch - Front Passenger


Object Number: 73146  Size: CH

Connector Part Information

    • 12052854
    • 7-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1440

Battery Positive Voltage

B

DK BLU

2462

Passenger Seat Bolster Motor Forward Control

C

BLK

1250

Ground

D

--

--

Not Used

E

DK BLU

211

Passenger Seat Lumbar Motor Forward Control

F

WHT

210

Passenger Seat Lumbar Motor Rearward Control

G

LT BLU

2427

Passenger Seat Bolster Motor Rearward Control

Seat Lumbar Motor/Position Sensor - Driver (AN3)


Object Number: 815374  Size: CH

Connector Part Information

    • 15-97-5061
    • 6-Way F MOLEX (BLK)

Pin

Wire Color

Circuit No.

Function

1

PPL/WHT

610

Driver Seat Lumbar Motor Forward Control

2

--

--

Not Used

3

DK BLU/WHT

610

Driver Seat Lumbar Motor Rearward Control

4

DK BLU/WHT

5288

Low Reference

5

LT BLU

1063

Driver Seat Lumbar Horizontal Position Sensor Signal

6

BRN

5287

Voltage Reference

Seat Bolster Motor/Position Sensor - Driver (AN3)


Object Number: 815374  Size: CH

Connector Part Information

    • 15-97-5061
    • 6-Way F MOLEX (BLK)

Pin

Wire Color

Circuit No.

Function

1

PNK/BLK

1257

Driver Seat Torso Bolster In Control

2

--

--

Not Used

3

TAN/WHT

1258

Driver Seat Torso Bolster Out Control

4

DK BLU/WHT

5288

Low Reference

5

PPL/WHT

5700

Driver Seat Torso Bolster Position Sensor Signal

6

BRN

5287

Voltage Reference

Seat Recliner Motor - Driver


Object Number: 153645  Size: CH

Connector Part Information

    • 12129082
    • 2-Way F Metri-Pack 280 Series (GRY)

Pin

Wire Color

Circuit Number

Function

A

LT BLU

277

Driver Seat Recline Motor Rearward Control

B

LT GRN

276

Driver Seat Recline Motor Forward Control

Seat Recliner Motor Position Sensor - Driver


Object Number: 405591  Size: CH

Connector Part Information

    • 12059584
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

--

--

Not Used

B

BLK

570C

Low Reference

C

BLK/WHT

570

Driver Seat Recline Position Sensor Signal

D

WHT

570D

5 Volt Reference

Seat Recliner Motor - Front Passenger


Object Number: 153645  Size: CH

Connector Part Information

    • 12129082
    • 2-Way F Metri-Pack 280 Series (GRY)

Pin

Wire Color

Circuit Number

Function

A

DK BLU

77

Front Pssenger Seat Recline Motor Rearward Control

B

DK GRN

76

Front Passenger Seat Recline Motor Forward Control

Seat Front Vertical Motor Position Sensor - Driver


Object Number: 900006  Size: CH

Connector Part Information

    • 104257-2
    • 3-Way F AMP (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

940

12 Volt Reference

B

LT BLU

557

Front Vertical Seat Motor Position Sensor Signal

C

BLK

950

Low Reference

Seat Front Vertical Motor - Driver


Object Number: 1073782  Size: CH

Connector Part Information

    • 12052109
    • 2-Way F M/P 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

287

Driver Seat Front Vertical Motor Down Control

B

RED

286

Driver Seat Front Vertical Motor Up Control

Seat Front Vertical Motor - Front Passenger


Object Number: 1073782  Size: CH

Connector Part Information

    • 12052109
    • 2-Way F M/P 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

1518

Power Seat Front Vertical Up Switch Signal

B

BLK

1520

Power Seat Front Vertical Down Switch Signal

Seat Horizontal Motor Position Sensor - Driver


Object Number: 900006  Size: CH

Connector Part Information

    • 104257-2
    • 3-Way F AMP (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

940

12 Volt Reference

B

LT BLU

569

Horizontal Seat Motor Position Sensor Signal

C

BLK

950

Low Reference

Seat Rear Vertical Motor Position Sensor - Driver


Object Number: 900006  Size: CH

Connector Part Information

    • 104257-2
    • 3-Way F M/P 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

940

12 Volt Reference

B

LT BLU

568

Rear Vertical Seat Motor Position Sensor Signal

C

BLK

950

Low Reference

Seat Rear Vertical Motor - Driver


Object Number: 1073782  Size: CH

Connector Part Information

    • 12129082
    • 2-Way F M/P 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

283

Driver Seat Rear Vertical Motor Down Control

B

RED

282

Driver Seat Rear Vertical Motor Up Control

Seat Rear Vertical Motor - Front Passenger


Object Number: 1073782  Size: CH

Connector Part Information

    • 12129082
    • 2-Way F M/P 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

1519

Power Seat Rear Vertical Up Switch Signal

B

BLK

1521

Power Seat Rear Vertical Down Switch Signal