GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 GMC C Sierra - 2WD 🢒 Body 🢒 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 Bolster Motor - Front Passenger (AN3)
Table 18: Seat Lumbar Motor/Position Sensor - Driver (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 0.64 mm Unsealed (GN)

Pin

Wire Color

Circuit No.

Function

1

WH/BK

--

Medium Heat Indicator Control

2

YE

--

Low Heat Indicator Control

3

GY

--

Back Only Select

4

L-BU

--

Memory/Heated Seat Backlight

5

PK

--

Memory 2 Switch Signal

6

--

--

Not Used

7

GN

--

High Heat Indicator Control

8

BK

--

Back Only Indicator

9

BU

--

Back and Cushion Select

10

RD

--

Memory 1 Switch Signal

11

BN

--

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
    • 12-Way F AMP 0.64 mm Unsealed (GN)

Pin

Wire Color

Circuit No.

Function

1

YE

--

Low Heat Indicator Control

2

D-GN

--

High Heat Indicator Control

3

D-BU

--

Back and Cushion Select

4

GY

--

Back Only Select

5

--

--

Not Used

6

BN

--

Memory/Heated Seat Switch Supply Voltage

7

BK

--

Back Only Indicator Control

8

WH/BK

--

Medium Heat Indicator Control

9-11

--

--

Not Used

12

L-BU

--

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 (GN)

Pin

Wire Color

Circuit No.

Function

1

YE

--

Medium Heat Indicator Control

2

D-GN

--

High Heat Indicator Control

3

D-BU

--

Back and Cushion Select

4

GY

--

Back Only Select

5

--

--

Not Used

6

BN

--

Heated Seat Switch Supply Voltage

7

BK

--

Back Only Indicator Control

8

WH/BK

--

Medium Heat Indicator Control

9-11

--

--

Not Used

12

L-BU

--

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 (L-GN)

Pin

Wire Color

Circuit No.

Function

A

BN

2077

Heated Seat Cushion Element Supply Voltage

B

BK

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 (L-GN)

Pin

Wire Color

Circuit No.

Function

A

BN

2479

Passenger Heated Seat Element Supply Voltage

B

BK

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 (GN)

Pin

Wire Color

Circuit No.

Function

1

WH/BK

--

Medium Heat Indicator Control

2

YE

--

Low Heat Indicator Control

3

GY

--

Back Only Select

4

L-BU

--

Memory/Heated Seat Switch-Backlight

5

PK

--

Memory 2 Switch Signal

6

--

--

Not Used

7

D-GN

--

High Heat Indicator Control

8

BK

--

Back Only Indicator Control

9

D-BU

--

Back and Cushion Select

10

RD

--

Memory 1 Switch Signal

11

BN

--

Memory/Heated Seat Switch Supply Voltage

12

--

--

Not Used

Memory Seat Module - C1


Object Number: 845625 Size: CH

Connector Part Information
    • 7283-5560-40
    • 8-Way F Yazaki 2.8 mm Unsealed (GY)

Pin

Wire Color

Circuit No.

Function

1

L-GN

276

Driver Seat Recline Motor Forward Control

2

L-BU

277

Driver Seat Recline Motor Rearward Control

3

TN

285

Driver Seat Horizontal Motor Forward Control

4

L-GN

284

Driver Seat Horizontal Motor Rearward Control

5

L-BU

283

Driver Seat Rear Vertical Motor Down Control

6

YE

282

Driver Seat Rear Vertical Motor Up Control

7

D-BU

287

Driver Seat Front Vertical Motor Down Control

8

D-GN

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 (GY)

Pin

Wire Color

Circuit No.

Function

1

OG

1440

Battery Positive Voltage

2-3

--

--

Not Used

4

D-BU

611

Driver Seat Lumbar Motor Forward Control

5

PK

610

Driver Seat Lumbar Motor Rearward Control

6

--

--

Not Used

7

BK

1150

Ground - Crew Cab

BK

1250

Ground - All Others

8

--

--

Not Used

9

YL

1257

Driver Seat Torso Bolster In Control

10

PU

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 (BK)

Pin

Wire Color

Circuit No.

Function

1

RD/WH

2077

Heated Seat Cushion Element Supply Voltage-w/KA7

2-3

--

--

Not Used

4

TN

2408

Driver Seat Lumbar Motor Rearward Switch Signal

5

GY/RD

5702

Driver Seat Torso Bolster Out Switch Signal

6

D-GN/WH

1270

Power Seat Recline Rearward Switch Signal

7

--

--

Not Used

8

L-GN

1523

Power Seat Horizontal Rearward Switch Signal

9

L-BU

1521

Power Seat Rear Vertical Down Switch Signal

10

D-BU

1520

Power Seat Front Vertical Down Switch Signal

11

--

--

Not Used

12

WH

940

12-Volt Reference

13

WH

1985

5 Volt Reference

14

BN

2432

Driver Heated Seat Back Element Supply Voltage-w/KA7

15-16

--

--

Not Used

17

YE

2407

Driver Seat Lumbar Motor Forward Switch Signal

18

WH/RD

5701

Driver Seat Torso Bolster In Switch Signal

19

GY/BK

1269

Power Seat Recline Forward Switch Signal

20

--

--

Not Used

21

TN

1522

Power Seat Horizontal Forward Switch Signal

22

YE

1519

Power Seat Rear Vertical Up Switch Signal

23

D-GN

1518

Power Seat Front Vertical Up Switch Signal

24

OG

1540

Switch Voltage Supply

25

BN/WH

718

Low Reference

26

BK

2751

Low Reference

Memory Seat Module - C4


Object Number: 845627 Size: CH

Connector Part Information
    • 174515-6
    • 22-Way F AMP Hybrid (GY)

Pin

Wire Color

Circuit No.

Function

1

L-BU

2433

Passenger Heated Seat Back Element Control

2

PK

2480

Heated Seat Cushion Element Control

3

BN/WH

557

Front Vertical Seat Motor Position Sensor Signal

4

D-GN

569

Horizontal Seat Motor Position Sensor Signal

5

YE

1063

Driver Seat Lumbar Horizontal Position Sensor Signal

6

PU

5700

Driver Seat Torso Bolster Position Sensor Signal

7

--

--

Not Used

8

D-BU

2425

Driver Heated Seat Back Temperature Sensor Signal

9

BN/WH

1048

Class 2 Serial Data

10

--

--

Not Used

11

D-BU

2479

Passenger Heated Seat Element Supply Voltage

12

PU

2424

Driver Heated Seat Back Element Control

13

L-GN

2078

Heated Seat Cushion Element Control-w/KA7

14

TN

568

Rear Vertical Seat Motor Position Sensor Signal

15

--

--

Not Used

16

BK/WH

570

Driver Seat Recline Motor Position Sensor Signal

17-18

--

--

Not Used

19

D-BU

5475

Front Passenger Heated Seat Back Temperature Signal

20-21

--

--

Not Used

22

D-BU

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN/WH

1270

Power Seat Recline Rearward Switch Signal

B

GY/BK

1269

Power Seat Recline Forward Switch Signal

C

--

--

Not Used

D

L-GN

1523

Power Seat Horizontal Rearward Switch Signal

E

TN

1522

Power Seat Horizontal Forward Switch Signal

F

OG

1540

Switch Voltage Supply-Memory Seat Module

OG

1540

Switch Voltage Supply-Lumbar Switch

G-H

--

--

Not Used

J

L-BU

1521

Power Seat Rear Vertical Down Switch Signal

K

YE

1519

Power Seat Rear Vertical Up Switch Signal

L

D-BU

1520

Power Seat Front Vertical Down Switch Signal

M

D-GN

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN

286

Driver Seat Front Vertical Motor Up Control

B

D-BU

287

Driver Seat Front Vertical Motor Down Control

C

YE

282

Driver Seat Rear Vertical Motor Up Control

D

L-BU

283

Driver Seat Rear Vertical Motor Down Control

E

BLK

1150

Ground - Crew Cab

BLK

1250

Ground - All Others

F

L-GN

284

Driver Seat Horizontal Motor Rearward Control

G

TN

285

Driver Seat Horizontal Motor Forward Control

H

OG

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1440

Battery Positive Voltage

B

L-GN

290

Passenger Seat Horizontal Motor Rearward Control

C

TN

296

Passenger Seat Horizontal Motor Forward Control

D

BK

1250

Ground

E

D-BU

77

Passenger Seat Recline Motor Rearward

F

D-GN

76

Passenger Seat Recline Motor Forward

G

D-BU

298

Passenger Seat Front Vertical Motor Down Control

H

D-GN

297

Passenger Seat Front Vertical Motor Up Control

J

L-BU

289

Passenger Seat Rear Vertical Motor Down Control

K

YE

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1540

Battery Positive Voltage

B

WH/RD

5701

Driver Seat Torso Bolster In Switch Signal

C-D

--

--

Not Used

E

TN

2408

Driver Seat Lumbar Motor Rearward Switch Signal

F

YE

2407

Driver Seat Lumbar Motor Forward Switch Signal

G

GY/RD

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1440

Battery Positive Voltage

B

D-BU

2462

Passenger Seat Bolster Motor Forward Control

C

BK

1250

Ground

D

--

--

Not Used

E

D-BU

211

Passenger Seat Lumbar Motor Forward Control

F

WH

210

Passenger Seat Lumbar Motor Rearward Control

G

L-BU

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 (BK)

Pin

Wire Color

Circuit No.

Function

1

PK/BK

1257

Driver Seat Torso Bolster In Control

2

--

--

Not Used

3

TN/WH

1258

Driver Seat Torso Bolster Out Control

4

D-BU/WH

5288

Low Reference

5

PU/WH

5700

Driver Seat Torso Bolster Position Sensor Signal

6

BN

5287

12-Volt Reference

Seat Bolster Motor - Front Passenger (AN3)


Object Number: 130709 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

OG

2462

Passenger Seat Bolster Motor Forward Control

B

PK

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 (BK)

Pin

Wire Color

Circuit No.

Function

1

PU/WH

611

Driver Seat Lumbar Motor Forward Control

2

--

--

Not Used

3

D-BU/WH

610

Driver Seat Lumbar Motor Rearward Control

4

D-BU/WH

5288

Low Reference

5

L-BU

1063

Driver Seat Lumbar Horizontal Position Sensor Signal

6

BN

5287

12-Volt Reference

Seat Lumbar Motor - Front Passenger (AN3)


Object Number: 130709 Size: CH

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

Pin

Wire Color

Circuit N0.

Function

A

D-BU

211

Passenger Seat Lumbar Motor Forward Control

B

WH

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

287

Driver Seat Front Vertical Motor Down Control

B

RD

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

RD

297

Passenger Seat Front Vertical Motor Up Control

B

BK

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

RD

940

12-Volt Reference

B

L-BU

557

Front Vertical Seat Motor Position Sensor Signal

C

BK

718

Low Reference

Seat Horizontal Position Sensor - Driver (AN3)


Object Number: 900006 Size: CH

Connector Part Information
    • 104257-2
    • 3-Way F AMP (BK)

Pin

Wire Color

Circuit No.

Function

A

RD

940

12-Volt Reference

B

L-BU

569

Horizontal Seat Motor Position Sensor Signal

C

BK

718

Low Reference

Seat Rear Vertical Motor - Driver


Object Number: 1073782 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

BK

283

Driver Seat Front Vertical Motor Down Control

B

RD

282

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

289

Passenger Seat Rear Vertical Motor Down Control

B

RD

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

RD

940

12-Volt Reference

B

D-BU

568

Rear Vertical Seat Motor Position Sensor Signal

C

BK

718

Low Reference

Seat Recliner Motor - Driver (AN3)


Object Number: 153645 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

L-BU

277

Driver Seat Recline Motor Rearward Control

B

L-GN

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 (BK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Blocked Cavity

B

BK

2751

Low Reference

C

BK/WH

570

Driver Seat Recline Position Sensor Signal

D

WH

1985

5 Volt Reference

Seat Recliner Motor - Front Passenger (AN3)


Object Number: 153645 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

D-BU

77

Passenger Seat Recline Motor Rearward

B

D-GN

76

Passenger Seat Recline Motor Forward