GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2002 🢒 Eldorado 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T80-E 🢒 Power Seat Connector End Views
Table 1: Heated Seat Cushion Element C1
Table 2: Heated Seat Cushion Element C2
Table 3: Heated Seat Back Element C3
Table 4: Heated Seat Back Element C4
Table 5: Heated Seat Module - Driver
Table 6: Heated Seat Module - Front Passenger
Table 7: Heated Seat Switch - Driver
Table 8: Heated Seat Switch - Front Passenger
Table 9: Lumbar Horizontal Motor - Driver
Table 10: Lumbar Horizontal Motor - Front Passenger
Table 11: Lumbar Horizontal Position Sensor - Driver
Table 12: Lumbar Horizontal Relay - Driver
Table 13: Lumbar Horizontal Relay - Front Passenger
Table 14: Memory Seat Module (MSM) C1
Table 15: Memory Seat Module (MSM) C2
Table 16: Memory Seat Module (MSM) C3
Table 17: Memory Seat Module (MSM) C4
Table 18: Seat Adjuster Switch - Driver (w/A45)
Table 19: Seat Adjuster Switch - Driver (w/o A45)
Table 20: Seat Adjuster Switch - Front Passenger
Table 21: Seat Front Vertical Motor - Driver
Table 22: Seat Front Vertical Motor - Front Passenger
Table 23: Seat Front Vertical Position Sensor
Table 24: Seat Horizontal Motor - Driver
Table 25: Seat Horizontal Motor - Front Passenger
Table 26: Seat Horizontal Position Sensor
Table 27: Seat Lumbar Switch - Driver
Table 28: Seat Lumbar Switch - Front Passenger
Table 29: Seat Lumbar Vertical Motor - Driver
Table 30: Seat Lumbar Vertical Motor - Front Passenger
Table 31: Seat Lumbar Vertical Position Sensor - Driver
Table 32: Seat Lumbar Vertical Relay - Driver
Table 33: Seat Lumbar Vertical Relay - Front Passenger
Table 34: Seat Rear Vertical Motor - Driver
Table 35: Seat Rear Vertical Motor - Front Passenger
Table 36: Seat Rear Vertical Position Sensor
Table 37: Seat Recline Motor - Driver
Table 38: Seat Recline Motor - Front Passenger
Table 39: Seat Recline Position Sensor

Heated Seat Cushion Element C1


Object Number: 39661 Size: CH

Connector Part Information
    • 12047786
    • 4-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2077

Heated Seat Element Supply Voltage

B

RED/WHT

2077

Heated Seat Element Supply Voltage

C

YEL/BLK

2079

Heated Seat Temperature Sensor Signal

D

BLK

850

Ground

Heated Seat Cushion Element C2


Object Number: 258301 Size: CH

Connector Part Information
    • 12059254
    • 2-Way M Metric-Pack 150 Series (LT GRN)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2077

Heated Seat Element Supply Voltage

B

RED/WHT

2077

Heated Seat Element Supply Voltage

Heated Seat Back Element C3


Object Number: 258301 Size: CH

Connector Part Information
    • 258301
    • 2-Way M Metri-Pack 150 Series (LT GRN)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2077

Heated Seat Element Supply Voltage

B

RED/WHT

2077

Heated Seat Element Supply Voltage

Heated Seat Back Element C4


Object Number: 258301 Size: CH

Connector Part Information
    • 12059254
    • 2-Way M Metri-Pack 150 Series (LT GRN)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2077

Heated Seat Element Supply Voltage

B

BLK

850

Ground

Heated Seat Module - Driver


Object Number: 40434 Size: CH

Connector Part Information
    • 12110047
    • 6-Way F Metri-Pack Mixed Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2077

Heated Seat Element Supply Voltage

B

PNK

1501

Driver Heated Seat High/Low Signal

C

LT BLU

1462

Heated Seat Switch Signal

D

ORN

1140

Battery Positive Voltage

E

YEL/BLK

2077

Heated Seat Temperature Sensor Signal

F

BLK

850

Ground

Heated Seat Module - Front Passenger


Object Number: 40434 Size: CH

Connector Part Information
    • 12110047
    • 6-Way F Metri-Pack Mixed Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

2077

Heated Seat Element Supply Voltage

B

PNK

1503

Passenger Heated Seat High/Low Signal

C

LT BLU

1505

Passenger Heated Seat Switch Signal

D

ORN

1240

Battery Positive Voltage

E

YEL/BLK

2079

Heated Seat Temperature Sensor Signal

F

BLK

850

Ground

Heated Seat Switch - Driver


Object Number: 258173 Size: CH

Connector Part Information
    • 12064983
    • 5-Way F Micro-Pack 100 Series (NAT)

Pin

Wire Color

Circuit No.

Function

1

PNK

1501

Driver Heated Seat High/Low Signal

2

BLK

850

Ground

3

LT BLU

1462

Heated Seat Switch Signal

4

GRY

8

Instrument Panel Lamp Supply Voltage - 1

5

BRN

41

Ignition 3 Voltage

Heated Seat Switch - Front Passenger


Object Number: 258173 Size: CH

Connector Part Information
    • 12064983
    • 5-Way F Micro-Pack 100 Series (NAT)

Pin

Wire Color

Circuit No.

Function

1

PNK/BLK

1503

Passenger Heated Seat High/Low Signal

2

BLK

850

Ground

3

LT BLU/BLK

1505

Passenger Heated Seat Switch Signal

4

GRY

8

Instrument Panel Lamp Supply Voltage - 1

5

BRN

41

Ignition 3 Voltage

Lumbar Horizontal Motor - Driver


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

PNK/BLK

610

Driver Seat Lumbar Motor Rearward

B

DK BLU/WHT

611

Driver Seat Lumbar Motor Forward

Lumbar Horizontal Motor - Front Passenger


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

PNK/BLK

210

Passenger Seat Lumbar Motor Rearward

B

DK BLU/WHT

211

Passenger Seat Lumbar Motor Forward

Lumbar Horizontal Position Sensor - Driver


Object Number: 299886 Size: CH

Connector Part Information
    • 15976041
    • 4-Way M Molex

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

BRN

782

Memory Seat/Mirror Sensor Low Reference

C

PPL/WHT

1063

Driver Seat Lumbar Horizontal Position Sensor Signal

D

LT BLU

788

5 Volt Reference

Lumbar Horizontal Relay - Driver


Object Number: 62452 Size: CH

Connector Part Information
    • 12059561
    • 6-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

466

Driver Seat Lumbar Rearward Relay Control

B

PNK

610

Driver Seat Lumbar Motor Rearward

C

RED

742

Battery Positive Voltage

D

BLK

850

Ground

E

DK BLU

611

Driver Sear Lumbar Motor Forward

F

PPL

385

Driver Seat Lumbar Forward Relay Control

Lumbar Horizontal Relay - Front Passenger


Object Number: 62452 Size: CH

Connector Part Information
    • 12059561
    • 6-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

758

Passenger Seat Lumbar Rearward Relay Control

B

WHT

210

Passenger Seat Lumbar Motor Rearward

C

RED

742

Battery Positive Voltage

D

BLK

850

Ground

E

DK BLU

211

Passenger Seat Lumbar Motor Forward

F

PPL

759

Passenger Seat Lumbar Forward Relay Control

Memory Seat Module (MSM) C1


Object Number: 333020 Size: CH

Connector Part Information
    • 12160773
    • 26-Way F Micro-Pack (RED)

Pin

Wire Color

Circuit No.

Function

1

YEL

1063

Driver Seat Lumbar Horizontal Position Sensor Signal

2

TAN

568

Rear Vertical Seat Motor Position Sensor Signal

3

BLK

1062

Driver Seat Lumbar Vertical Position Sensor Signal

4

DK GRN

1518

Power Seat Front Vertical Up Switch Signal

5

TAN

1522

Power Seat Horizontal Forward Switch Signal

6

YEL

1519

Power Seat Rear Vertical Up Switch Signal

7

GRY/BLK

1269

Power Seat Recline Forward Switch Signal

8

RED

387

Driver Seat Lumbar Up Relay Control

9

PPL

385

Driver Seat Lumbar Forward Relay Control

10

--

--

Not Used

11

YEL/BLK

571

Memory Seat Serial Data

12

BLK

782

Memory Seat/Mirror Sensor Low Reference

13

GRY

788

5 Volt Reference

14

WHT/BLK

570

Driver Seat Recline Motor Position Sensor Signal

15

BRN/WHT

557

Front Vertical Seat Motor Position Sensor Signal

16

DK GRN

569

Horizontal Seat Motor Position Sensor Signal

17

--

--

Not Used

18

DK BLU

1520

Power Seat Front Vertical Down Switch Signal

19

LT GRN

1523

Power Seat Horizontal Rearward Switch Signal

20

LT BLU

1521

Power Seat Rear Vertical Down Switch Signal

21

DK GRN/WHT

1270

Power Seat Recline Rearward Switch Signal

22

YEL

386

Driver Seat Lumbar Down Relay Control

23

GRY

466

Driver Seat Lumbar Rearward Relay Control

24

--

--

Not Used

25

PPL

1807

Class 2 Serial Data

26

PPL/WHT

1807

Class 2 Serial Data

Memory Seat Module (MSM) C2


Object Number: 62480 Size: CH

Connector Part Information
    • 12089527
    • 6-Way F Metri-Pack 280 Series (LT GRN)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

284

Driver Seat Horizontal Motor Rearward

B

LT BLU

283

Driver Seat Rear Vertical Motor Down

C

BLK

850

Ground

D

ORN

1840

Battery Positive Voltage

E

--

--

Not Used

F

LT BLU

277

Driver Seat Recline Motor Rearward

Memory Seat Module (MSM) C3


Object Number: 62480 Size: CH

Connector Part Information
    • 12064752
    • 6-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

768

Driver Seat Lumbar Motor Up

B

DK BLU

611

Driver Seat Lumbar Motor Forward

C-D

--

--

Not Used

E

PPL

767

Driver Seat Lumbar Motor Down

F

DK BLU

287

Driver Seat Front Vertical Motor Down

Memory Seat Module (MSM) C4


Object Number: 333026 Size: CH

Connector Part Information
    • 12186091
    • 6-Way F Metri-Pack 280 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

286

Driver Seat Front Vertical Motor Up

B

RED

742

Battery Positive Voltage

C

TAN

285

Driver Seat Horizontal Motor Forward

D

LT GRN

276

Driver Seat Recline Motor Forward

E

YEL

282

Driver Seat Rear Vertical Motor Up

F

PNK

610

Driver Seat Lumbar Motor Rearward

Seat Adjuster Switch - Driver (w/A45)


Object Number: 333024 Size: CH

Connector Part Information
    • 12110044
    • 12-Way Metri-Pack Mixed Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

1520

Power Seat Front Vertical Down Switch Signal

B

DK GRN

1518

Power Seat Front Vertical Up Switch Signal

C

LT GRN

1523

Power Seat Horizontal Rearward Switch Signal

D

TAN

1522

Power Seat Horizontal Forward Switch Signal

E

LT BLU

1521

Power Seat Rear Vertical Down Switch Signal

F

YEL

1519

Power Seat Rear Vertical Up Switch Signal

G

--

--

Not Used

H

BLK

850

Ground

J

--

--

Not Used

K

DK GRN/WHT

1270

Power Seat Recline Rearward Switch Signal

L

--

--

Not Used

M

GRY/BLK

1269

Power Seat Recline Forward Switch Signal

Seat Adjuster Switch - Driver (w/o A45)


Object Number: 333024 Size: CH

Connector Part Information
    • 12110044
    • 12-Way Metri-Pack Mixed Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

287

Driver Seat Front Vertical Motor Down

B

DK GRN

286

Driver Seat Front Vertical Motor Up

C

LT GRN

284

Driver Seat Horizontal Motor Rearward

D

TAN

285

Driver Seat Horizontal Motor Forward

E

LT BLU

283

Driver Seat Rear Vertical Motor Down

F

YEL

282

Driver Seat Rear Vertical Motor Up

G

BLK

850

Ground

H

RED

742

Battery Positive Voltage

J

--

--

Not Used

K

LT BLU

277

Driver Seat Recline Motor Rearward

L

--

--

Not Used

M

LT GRN

276

Driver Seat Recline Motor Forward

Seat Adjuster Switch - Front Passenger


Object Number: 333024 Size: CH

Connector Part Information
    • 12110044
    • 12-Way Metri-Pack Mixed Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

297

Passenger Seat Front Vertical Motor Up

B

DK BLU

298

Passenger Seat Front Vertical Motor Down

C

LT GRN

290

Passenger Seat Horizontal Motor Rearward

D

TAN

296

Passenger Seat Horizontal Motor Forward

E

YEL

288

Passenger Seat Rear Vertical Motor Up

F

LT BLU

289

Passenger Seat Rear Vertical Motor Down

G

BLK

850

Ground

H

RED

742

Battery Positive Voltage

J

DK BLU

77

Passenger Seat Recline Motor Rearward

K

--

--

Not Used

L

DK GRN

76

Passenger Seat Recline Motor Forward

M

--

--

Not Used

Seat Front Vertical Motor - Driver


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

DK BLU

287

Driver Seat Front Vertical Motor Down

B

DK GRN

286

Driver Seat Front Vertical Motor Up

Seat Front Vertical Motor - Front Passenger


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

DK BLU

298

Passenger Seat Front Vertical Motor Down

B

DK GRN

297

Passenger Seat Front Vertical Motor Up

Seat Front Vertical Position Sensor


Object Number: 130702 Size: CH

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

Pin

Wire Color

Circuit No.

Function

B

GRY

788

5 Volt Reference

C

BRN/WHT

557

Front Vertical Seat Motor Position Sensor Signal

D

BLK

782

Memory Seat/Mirror Sensor Low Reference

Seat Horizontal Motor - Driver


Object Number: 130706 Size: CH

Connector Part Information
    • 12052110
    • 2-Way F Metri-Pack 480 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

TAN

285

Driver Seat Horizontal Motor Forward

B

LT GRN

284

Driver Seat Horizontal Motor Rearward

Seat Horizontal Motor - Front Passenger


Object Number: 130706 Size: CH

Connector Part Information
    • 12052110
    • 2-Way F Metri-Pack 480 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

TAN

296

Passenger Seat Horizontal Motor Forward

B

LT GRN

290

Passenger Seat Horizontal Motor Rearward

Seat Horizontal Position Sensor


Object Number: 130704 Size: CH

Connector Part Information
    • 12059583
    • 3-Way F Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

GRY

788

5 Volt Reference

C

DK GRN

569

Horizontal Seat Motor Position Sensor Signal

D

BLK

782

Memory Seat/Mirror Sensor Low Reference

Seat Lumbar Switch - Driver


Object Number: 62434 Size: CH

Connector Part Information
    • 12045688
    • 8-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

385

Driver Seat Lumbar Forward Relay Control

B

GRY

466

Driver Seat Lumbar Rearward Relay Control

C

RED

387

Driver Seat Lumbar Up Relay Control

D

YEL

386

Driver Seat Lumbar Down Relay Control

E

BLK

850

Ground (w/A45)

ORN

1840

Battery Positive Voltage (w/o A45)

F-H

--

--

Not Used

Seat Lumbar Switch - Front Passenger


Object Number: 62434 Size: CH

Connector Part Information
    • 12045688
    • 8-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

759

Passenger Seat Lumbar Forward Relay Control

B

GRY

758

Passenger Seat Lumbar Rearward Relay Control

C

YEL

757

Passenger Seat Lumbar Down Relay Control

D

RED

756

Passenger Seat Lumbar Up Relay Control

E

ORN

1840

Battery Positive Voltage

F-H

--

--

Not Used

Seat Lumbar Vertical Motor - Driver


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

768

Driver Seat Lumbar Motor Up

B

PPL/WHT

767

Driver Seat Lumbar Motor Down

Seat Lumbar Vertical Motor - Front Passenger


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

793

Passenger Seat Lumbar Motor Up

B

PPL/WHT

792

Passenger Seat Lumbar Motor Down

Seat Lumbar Vertical Position Sensor - Driver


Object Number: 299886 Size: CH

Connector Part Information
    • 15976041
    • 4-Way M Molex

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

BRN

782

Memory Seat/Mirror Sensor Low Reference

C

DK BLU/WHT

1062

Driver Seat Lumbar Vertical Position Sensor Signal

D

LT BLU

788

5 Volt Reference

Seat Lumbar Vertical Relay - Driver


Object Number: 62452 Size: CH

Connector Part Information
    • 12059561
    • 6-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

387

Driver Seat Lumbar Up Relay Control

B

TAN

768

Driver Seat Lumbar Motor Up

C

RED

742

Battery Positive Voltage

D

BLK

850

Ground

E

PPL

767

Driver Seat Lumbar Motor Down

F

YEL

386

Driver Seat Lumbar Down Relay Control

Seat Lumbar Vertical Relay - Front Passenger


Object Number: 62452 Size: CH

Connector Part Information
    • 12059561
    • 6-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

756

Passenger Seat Lumbar Up Relay Control

B

PNK

793

Passenger Seat Lumbar Motor Up

C

RED

742

Battery Positive Voltage

D

BLK

850

Ground

E

ORN

792

Passenger Seat Lumbar Motor Down

F

YEL

757

Passenger Seat Lumbar Down Relay Control

Seat Rear Vertical Motor - Driver


Object Number: 130709 Size: CH

Connector Part Information
    • 12052109
    • 2-Way F Metri-Pack 480 Series (BLU)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

283

Driver Seat Rear Vertical Motor Down

B

YEL

282

Driver Seat Rear Vertical Motor Up

Seat Rear Vertical Motor - Front Passenger


Object Number: 130709 Size: CH

Connector Part Information
    • 12052109
    • 2-Way F Metri-Pack 480 Series (BLU)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

289

Passenger Seat Rear Vertical Motor Down

B

YEL

288

Passenger Seat Rear Vertical Motor Up

Seat Rear Vertical Position Sensor


Object Number: 130701 Size: CH

Connector Part Information
    • 12059582
    • 3-Way F Metri-Pack 150 Series (BLU)

Pin

Wire Color

Circuit No.

Function

A

BLK

782

Memory Seat/Mirror Sensor Low Reference

B

TAN

568

Rear Vertical Seat Motor Position Sensor Signal

D

GRY

788

5 Volt Reference

Seat Recline Motor - Driver


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

LT BLU

277

Driver Seat Recline Motor Rearward

B

LT GRN

276

Driver Seat Recline Motor Forward

Seat Recline Motor - Front Passenger


Object Number: 130707 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

DK BLU

77

Passenger Seat Recline Motor Rearward

B

DK GRN

76

Passenger Seat Recline Motor Forward

Seat Recline Position Sensor


Object Number: 130704 Size: CH

Connector Part Information
    • 12059583
    • 3-Way F Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK

782

Memory Seat/Mirror Sensor Low Reference

C

WHT/BLK

570

Driver Seat Recline Motor Position Sensor Signal

D

GRY

788

5 Volt Reference