GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy C Silverado - 2WD 🢒 Body and Accessories 🢒 Seats 🢒 Power Seat Connector End Views
Table 1: Driver Door Module (DDM) - C5 (Memory/Heated Seat Switch)
Table 2: Front Passenger Door Module (FPDM) - C5 (Heated Seat Switch)
Table 3: Heated Seat Switch - Front Passenger (FPDM C5)
Table 4: Heated Seat Element - Driver Cushion
Table 5: Heated Seat Element - Front Passenger Cushion
Table 6: Memory/Heated Seat Switch - Driver (DDM C5)
Table 7: Memory Seat Module - C1
Table 8: Memory Seat Module - C2
Table 9: Memory Seat Module - C3
Table 10: Memory Seat Module - C4
Table 11: Seat Adjuster Switch - Driver (AN3)
Table 12: Seat Adjuster Switch - Driver (AG1)
Table 13: Seat Adjuster Switch- Front Passenger (w/ AN3)
Table 14: Seat Bolster/Lumbar Switch - Driver (AN3)
Table 15: Seat Bolster/Lumbar Switch - Front Passenger (AN3)
Table 16: Seat Bolster Motor/Position Sensor - Driver (AN3)
Table 17: Seat Lumbar Motor/Position Sensor - Driver (AN3)
Table 18: Seat Bolster Motor - Front Passenger (AN3)
Table 19: Seat Lumbar Motor - Front Passenger (AN3)
Table 20: Seat Front Vertical Motor - Driver
Table 21: Seat Front Vertical Motor - Front Passenger
Table 22: Seat Front Vertical Position Sensor - Driver (AN3)
Table 23: Seat Horizontal Position Sensor - Driver (AN3)
Table 24: Seat Rear Vertical Motor - Driver
Table 25: Seat Rear Vertical Motor - Front Passenger
Table 26: Seat Rear Vertical Position Sensor - Driver (AN3)
Table 27: Seat Recliner Motor - Driver (AN3)
Table 28: Seat Recliner Motor Position Sensor - Driver (AN3)
Table 29: Seat Recliner Motor - Front Passenger (AN3)

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


Object Number: 849815 Size: CH

Connector Part Information
    • 6383393-4
    • 12-Way F AMP 0.64mm 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

--

--

Not Used

7

GRN

--

High Heat Indicator Control

8

BLK

--

Back Only Indicator

9

BLU

--

Back and Cushion Select

10

RED

--

Memory 1 Switch Signal

11

BRN

--

Memory/Heated Switch Supply Voltage

12

--

--

Not Used

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


Object Number: 849815 Size: CH

Connector Part Information
    • 6383393-4
    • 10-Way F AMP 0.64mm Unsealed (GRN)

Pin

Wire Color

Circuit No.

Function

1

YEL

--

Low Heat Indicator Control

2

DK 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 Switch - Front Passenger (FPDM C5)


Object Number: 849815 Size: CH

Connector Part Information
    • 638394-4
    • 12-Way F AMP Hybrid (GRN)

Pin

Wire Color

Circuit No.

Function

1

YEL

--

Medium Heat Indicator Control

2

DK GRN

--

High Heat Indicator Control

3

DK BLU

--

Back and Cushion Select

4

GRY

--

Back Only Select

5

--

--

Not Used

6

BRN

--

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 Element - Driver Cushion


Object Number: 766913 Size: CH

Connector Part Information
    • 12064778
    • 2-Way M Metri-Pack 150 Series (LT GRN)

Pin

Wire Color

Circuit No.

Function

A

BRN

2077

Heated Seat Cushion Element Supply Voltage

B

BLK

2078

Heated Seat Cushion Element Control

Heated Seat Element - Front Passenger Cushion


Object Number: 766913 Size: CH

Connector Part Information
    • 12064778
    • 2-Way M Metri-Pack 150 Series (LT GRN)

Pin

Wire Color

Circuit No.

Function

A

BRN

2479

Passenger Heated Seat Element Supply Voltage

B

BLK

2480

Heated Seat Cushion Element Control

Memory/Heated Seat Switch - Driver (DDM C5)


Object Number: 849815 Size: CH

Connector Part Information
    • 638394-4
    • 12-Way F AMP Hybrid (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 Switch-Backlight

5

PNK

--

Memory 2 Switch Signal

6

--

--

Not Used

7

DK GRN

--

High Heat Indicator Control

8

BLK

--

Back Only Indicator Control

9

DK BLU

--

Back and Cushion Select

10

RED

--

Memory 1 Switch Signal

11

BRN

--

Memory/Heated Seat Switch Power

12

--

--

Not Used

Memory Seat Module - C1


Object Number: 845625 Size: CH

Connector Part Information
    • 7283-5560-40
    • 8-Way F Yazaki 2.8mm Unsealed (LT GRY)
    • Wire colors may vary

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 - C2


Object Number: 845613 Size: CH

Connector Part Information
    • 7283-5625-40
    • 13-Way F Yazaki Hybrid Unsealed (LT GRY)
    • Wire colors may vary

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 - C3


Object Number: 845626 Size: CH

Connector Part Information
    • 174516-2
    • 26-Way F AMP Hybrid (BLK)
    • Wire colors may vary

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

1985

5 Volt 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

718

Low Reference

26

BLK

2751

Low Reference

Memory Seat Module - C4


Object Number: 845627 Size: CH

Connector Part Information
    • 174515-6
    • 22-Way F AMP Hybrid (GRY)
    • Wire colors may vary

Pin

Wire Color

Circuit No.

Function

1

LT BLU

2433

Passenger Heated Seat Back Element Control

2

PNK

2480

Heated Seat Cushion Element Control

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

9

BRN/WHT

1048

SCM (Seat) Class 2 Serial Data

10

--

--

Not Used

11

DK BLU

2479

Passenger Heated Seat Element Supply Voltage

12

PPL

2424

Driver Heated Seat Back Element Control

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

17-18

--

--

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

Switch Voltage Supply-Memory Seat Module

ORN

1540

Switch Voltage Supply-Lumbar 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 (AG1)


Object Number: 62469 Size: CH

Connector Part Information
    • 12064998
    • 8-Way F GT 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 (w/ AN3)


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

Seat Bolster/Lumbar Switch - Driver (AN3)


Object Number: 73146 Size: CH

Connector Part Information
    • 12052854
    • 7-Way F MP280 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

Seat Bolster/Lumbar Switch - Front Passenger (AN3)


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 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 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 - Front Passenger (AN3)


Object Number: 130709 Size: CH

Connector Part Information
    • 12052109
    • 2-Way F Metri-Pack 280 Series (BLU)

Pin

Wire Color

Circuit Number

Function

A

ORN

2462

Passenger Seat Bolster Motor Forward Control

B

PNK

2427

Passenger Seat Bolster Motor Rearward Control

Seat Lumbar Motor - Front Passenger (AN3)


Object Number: 130709 Size: CH

Connector Part Information
    • 12052109
    • 2-Way F Metri-Pack 280 Series (BLU)

Pin

Wire Color

Circuit Number

Function

A

DK BLU

211

Passenger Seat Lumbar Motor Forward Control

B

WHT

210

Passenger Seat Lumbar Motor Rearward Control

Seat Front Vertical Motor - Driver


Object Number: 1073782 Size: CH

Connector Part Information
    • 12020556
    • 2-Way F Metri-Pack 480 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
    • 12020556
    • 2-Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

297

Passenger Seat Front Vertical Motor Up Control

B

BLK

298

Passenger Seat Front Vertical Motor Down Control

Seat Front Vertical Position Sensor - Driver (AN3)


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

718

Low Reference

Seat Horizontal Position Sensor - Driver (AN3)


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

718

Low Reference

Seat Rear Vertical Motor - Driver


Object Number: 1073782 Size: CH

Connector Part Information
    • 12020556
    • 2-Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

283

Driver Seat Front Vertical Motor Down Control

B

RED

297

Driver Seat Front Vertical Motor Up Control

Seat Rear Vertical Motor - Front Passenger


Object Number: 1073782 Size: CH

Connector Part Information
    • 12020556
    • 2-Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

289

Passenger Seat Rear Vertical Motor Down Control

B

RED

288

Passenger Seat Rear Vertical Motor Up Control

Seat Rear Vertical Position Sensor - Driver (AN3)


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

DK BLU

568

Rear Vertical Seat Motor Position Sensor Signal

C

BLK

718

Low Reference

Seat Recliner Motor - Driver (AN3)


Object Number: 153645 Size: CH

Connector Part Information
    • 12129082
    • 2-Way F Metri-Pack 480 Series (MD GRY)

Pin

Wire Color

Circuit No.

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 (AN3)


Object Number: 405591 Size: CH

Connector Part Information
    • 12059583
    • 3-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Blocked Cavity

B

BLK

570C

Low Reference

C

BLK/WHT

570

Driver Seat Recline Position Sensor Signal

D

WHT

570B

Voltage Reference

Seat Recliner Motor - Front Passenger (AN3)


Object Number: 153645 Size: CH

Connector Part Information
    • 12129082
    • 2-Way F Metri-Pack 480 Series (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

77

Passenger Seat Recline Motor Rearward

B

DK GRN

76

Passenger Seat Recline Motor Forward