GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2000 🢒 Eldorado 🢒 Body and Accessories 🢒 Seats 🢒 Power Seat Connector End Views
Table 1: Heated Seat Back C3
Table 2: Heated Seat Back C4
Table 3: Heated Seat Cushion C1
Table 4: Heated Seat Cushion C2
Table 5: LH Heated Seat Switch
Table 6: LH Heated Seat Module
Table 7: LH Lumbar Horizontal Motor
Table 8: LH Lumbar Horizontal Position Sensor
Table 9: LH Lumbar Horizontal Relay
Table 10: LH Lumbar Switch
Table 11: LH Lumbar Vertical Motor
Table 12: LH Lumbar Vertical Position Sensor
Table 13: LH Lumbar Vertical Relay
Table 14: LH Seat Front Vertical Motor
Table 15: LH Seat Horizontal Motor
Table 16: LH Seat Rear Vertical Motor
Table 17: LH Seat Recline Motor
Table 18: LH Seat Switch (with A45)
Table 19: LH Seat Switch (without A45)
Table 20: Memory Seat Module (MSM) C1
Table 21: Memory Seat Module (MSM) C2
Table 22: Memory Seat Module (MSM) C3
Table 23: Memory Seat Module (MSM) C4
Table 24: RH Heated Seat Switch
Table 25: RH Heated Seat Module
Table 26: RH Lumbar Horizontal Motor
Table 27: RH Lumbar Horizontal Relay
Table 28: RH Lumbar Switch
Table 29: RH Lumbar Vertical Position Sensor
Table 30: RH Lumbar Vertical Motor
Table 31: RH Lumbar Vertical Relay
Table 32: RH Seat Front Vertical Motor
Table 33: RH Seat Horizontal Motor
Table 34: RH Seat Rear Vertical Motor
Table 35: RH Seat Recline Motor
Table 36: RH Seat Switch
Table 37: Seat Front Vertical Position Sensor
Table 38: Seat Horizontal Position Sensor
Table 39: Seat Rear Vertical Position Sensor
Table 40: Seat Recline Position Sensor

Heated Seat Back 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

900

Heating Element Feed

B

RED/WHT

900

Heating Element Feed

Heated Seat Back 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

900

Heating Element Feed

B

BLK

850

Heating Element Feed

Heated Seat Cushion 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

950

Heating Element Seat Relay Module Feed

B

RED/WHT

900

Heating Element Feed

C

YEL/BLK

952

Heated Seat Temperature Sensor Reference

D

BLK

850

Ground

Heated Seat Cushion 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

900

Heating Element Feed

B

RED/WHT

900

Heating Element Feed

LH Heated Seat Switch


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

Heated Seat Signal - Driver - High/Low

2

BLK

850

Ground

3

LT BLU

1462

Heated Seat Switch Signal

4

GRY

8

Instrument Panel Lamp Feed

5

BRN

41

Fuse Output - Ignition 3

LH Heated Seat Module


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

950

Heating Element Seat Relay Module Feed

B

PNK

1501

Heated Seat Signal - Driver - High/Low

C

LT BLU

1462

Heated Seat Indicator Lamp Feed

D

ORN

1140

Fuse Output - Battery

E

YEL/BLK

952

Heated Seat Temperature Sensor Reference

F

BLK

850

Ground

LH Lumbar Horizontal Motor


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/WHT

611

Power Seat Motor Feed Driver Lumbar Out

B

PNK/BLK

610

Power Seat Motor Feed Driver Lumbar In

LH Lumbar Horizontal Position Sensor


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

Sensor Return - Memory Seat Module

C

PPL/WHT

1063

Memory Seat Position Sensor Signal - Horizontal Motor

D

LT BLU

788

Memory Seat Position Sensor Feed - 5 Volt Reference

LH Lumbar Horizontal Relay


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

Power Seat Relay Feed - Coil - Driver Lumbar - In

B

PNK

610

Power Seat Motor Feed - Driver Lumbar - In

C

RED

742

Fuse Output - Battery

D

BLK

850

Ground

E

DK BLU

611

Power Seat Motor Feed - Driver Lumbar - Out

F

PPL

385

Power Seat Relay Feed - Coil - Driver Lumbar - Out

LH Lumbar Switch


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

Power Seat Relay Feed - Coil - Driver Lumbar - Out

B

GRY

466

Power Seat Relay Feed - Coil - Driver Lumbar - In

C

RED

387

Power Seat Relay Feed - Coil - Driver Lumbar - Up

D

YEL

386

Power Seat Relay Feed - Coil - Driver Lumbar - Down

E

BLK

850

Ground (w/ Memory)

F-H

--

--

Not Used

LH Lumbar Vertical Motor


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

Power Seat Motor Feed Driver Lumbar Up

B

PPL/WHT

767

Power Seat Motor Feed Driver Lumbar Down

LH Lumbar Vertical Position Sensor


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

Sensor Return - Memory Seat Module

C

DK BLU/WHT

1062

Memory Seat Position Sensor Signal - Vertical Motor

D

LT BLU

788

Memory Seat Position Sensor Feed - 5 Volt Reference

LH Lumbar Vertical Relay


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

Power Seat Relay Feed - Coil - Driver Lumbar - Up

B

TAN

768

Power Seat Motor Feed - Driver Lumbar - Up

C

RED

742

Fused Output - Bat

D

BLK

850

Ground

E

PPL

767

Power Seat Motor Feed - Driver Lumbar - Down

F

DK GRN

386

Power Seat Relay Feed - Coil - Driver Lumbar - Down

LH Seat Front Vertical Motor


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

Power Seat Motor Feed (Driver Front Vertical Down)

B

DK GRN

286

Power Seat Motor Feed (Driver Front Vertical Up)

LH Seat Horizontal Motor


Object Number: 130706 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

TAN

285

Power Seat Motor Feed Horizontal - Forward

B

LT GRN

284

Power Seat Motor Feed Horizontal - Back

LH Seat Rear Vertical Motor


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

Power Seat Motor Feed Driver Rear Vertical Down

B

YEL

282

Power Seat Motor Feed Driver Rear Vertical Up

LH Seat Recline Motor


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

Power Seat Motor Feed (Driver Recline - Back)

B

LT GRN

276

Power Seat Motor Feed (Driver Recline - Forward)

LH Seat Switch (with 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 Switch Signal - Front Vertical Down

B

DK GRN

1518

Power Seat Switch Signal - Front Vertical Up

C

LT GRN

1523

Power Seat Switch Signal - Horizontal Back

D

TAN

1522

Power Seat Switch Signal - Horizontal Forward

E

LT BLU

1521

Power Seat Switch Signal - Rear Vertical Down

F

YEL

1519

Power Seat Switch Signal - Rear Vertical Up

G

--

--

Not Used

H

BLK

850

Ground

J

--

--

Not Used

K

DK GRN/WHT

1270

Power Seat Switch Signal - Recline Back

L

--

--

Not Used

M

GRY/BLK

1269

Power Seat Switch Signal - Recline Forward

LH Seat Switch (without 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

Power Seat Switch Signal - Front Vertical Down

B

DK GRN

286

Power Seat Switch Signal - Front Vertical Up

C

LT GRN

284

Power Seat Switch Signal - Horizontal Back

D

TAN

285

Power Seat Switch Signal - Horizontal Forward

E

LT BLU

283

Power Seat Switch Signal - Rear Vertical Down

F

YEL

282

Power Seat Switch Signal - Rear Vertical Up

G

BLK

850

Ground

H

RED

742

Fused Output - Battery

J

--

--

Not Used

K

LT BLU

277

Power Seat Switch Signal - Recline Back

L

--

--

Not Used

M

GRY/BLK

276

Power Seat Switch Signal - Recline Forward

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

Memory Seat Position sensor Signal - Lumbar In/Out

2

TAN

568

Memory Seat Position Sensor Signal - Rear Vertical Motor

3

BLK

1062

Memory Seat Position Sensor Signal - Lumbar Up/Down

4

DK GRN

1518

Power Seat Switch Signal - Front Vertical Up

5

TAN

1522

Power Seat Switch Signal - Horizontal Forward

6

YEL

1519

Power Seat Switch Signal - Rear Vertical Up

7

GRY/BLK

1269

Power Seat Switch Signal - Recline Forward

8

RED

387

Power Seat Switch Signal - Lumbar Up

9

PPL

385

Power Seat Switch Signal - Lumbar Out

10

--

--

Not Used

11

YEL/BLK

571

Diagnostic Signal - Memory Seat

12

BLK

782

Sensor Return

13

GRY

788

Sensor Feed - 5 V Reference

14

WHT/BLK

570

Memory Seat Position Sensor Signal - Driver Recline Motor

15

BRN/WHT

557

Power Seat Position Sensor Signal - Front Vertical Motor

16

DK GRN

569

Power Seat Position Sensor Signal - Horizontal Motor

17

--

--

Not Used

18

DK BLU

1520

Power Seat Switch Signal - Front Vertical Down

19

LT GRN

1523

Power Seat Switch Signal - Horizontal Back

20

LT BLU

1521

Power Seat Switch Signal - Rear Vertical Down

21

DK GRN/WHT

1270

Power Seat Switch Signal - Recline Back

22

YEL

386

Power Seat Switch Signal - Lumbar Down

23

GRY

466

Power Seat Switch Signal - Lumbar In

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

Power Seat Motor Feed (Driver) - Horizontal Back

B

LT BLU

283

Power Seat Motor Feed (Driver) - Rear Vertical Down

C

BLK

850

Ground

D

ORN

1840

Fused Output - Bat

E

--

--

Not Used

F

LT BLU

277

Power Seat Motor Feed (Driver) - Recline Back

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

Power Seat Motor Feed - Driver Lumbar Up

B

DK BLU

611

Power Seat Motor Feed - Driver Lumbar Out

C-D

--

--

Not Used

E

PPL

767

Power Seat Motor Feed - Driver Lumbar Down

F

DK BLU

287

Power Seat Motor Feed (Driver) - Front Vertical 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

Power Seat Motor Feed (Driver) - Front Vertical Up

B

RED

742

Fused Output - Bat

C

TAN

285

Power Seat Motor Feed (Driver) - Horizontal Forward

D

LT GRN

276

Power Seat Motor Feed (Driver) - Recline Forward

E

YEL

282

Power Seat Motor Feed (Driver) - Rear Vertical Up

F

PNK

610

Power Seat Motor Feed - Driver Lumbar In

RH Heated Seat Switch


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

Heated Seat Signal - Passenger - High/Low

2

BLK

850

Ground

3

LT BLU/BLK

1505

Heated Seat Switch Signal - Passenger

4

GRY

8

Instrument Panel Lamp Feed

5

BRN

41

Fuse Output - Ignition 3

RH Heated Seat Module


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

950

Heating Element Seat Relay Module Feed

B

PNK

1503

Heated Seat Signal - Driver - High/Low

C

LT BLU

1505

Heated Seat Indicator Lamp Feed

D

ORN

1240

Fuse Output - Battery

E

YEL/BLK

952

Heated Seat Temperature Sensor Reference

F

BLK

850

Ground

RH Lumbar Horizontal Motor


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

Power Seat Motor Feed Passenger Lumbar In

B

DK BLU/WHT

211

Power Seat Motor Feed Passenger Lumbar Out

RH Lumbar Horizontal Relay


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

Power Seat Relay Feed - Coil - Passenger Lumbar - In

B

WHT

210

Power Seat Motor Feed - Passenger Lumbar - In

C

RED

742

Fuse Output - Battery

D

BLK

850

Ground

E

DK BLU

211

Power Seat Motor Feed - Passenger Lumbar - Out

F

PPL

759

Power Seat Relay Feed - Coil - Passenger Lumbar - Out

RH Lumbar Switch


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

Power Seat Relay Feed - Coil - Passenger Lumbar - Out

B

GRY

758

Power Seat Relay Feed - Coil - Passenger Lumbar - In

C

YEL

757

Power Seat Relay Feed - Coil - Passenger Lumbar - Down

D

RED

756

Power Seat Relay Feed - Coil - Passenger Lumbar - Up

E

ORN

1840

Fused Output - Bat

F-H

-

-

Not Used

RH Lumbar Vertical Position Sensor


Object Number: 299886 Size: CH

Connector Part Information
    • 15976041
    • 4-Way M Molex

Pin

Wire Color

Circuit No.

Function

A

LT BLU

782

Sensor Return - Lumbar Massage Module

B

DK BLU/WHT

1062

Memory Seat Position Sensor Signal - Vertical Motor

C

--

--

Not Used

D

BRN

788

Memory Seat Position Sensor Feed - 5 Volt Reference

RH Lumbar Vertical Motor


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

Power Seat Motor Feed Passenger Lumbar Up

B

PPL/WHT

792

Power Seat Motor Feed Passenger Lumbar Down

RH Lumbar Vertical Relay


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

Power Seat Relay Feed - Coil - Passenger Lumbar - Up

B

PNK

793

Power Seat Motor Feed - Passenger Lumbar - Up

C

RED

742

Fused Output - Bat

D

BLK

850

Ground

E

ORN

792

Power Seat Motor Feed - Passenger Lumbar - Down

F

YEL

757

Power Seat Relay Feed - Coil - Passenger Lumbar - Down

RH Seat Front Vertical Motor


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

Power Seat Motor Feed Driver Passenger Front Vertical Down

B

DK GRN

297

Power Seat Motor Feed Passenger Front Vertical Down

RH Seat Horizontal Motor


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

Power Seat Motor Feed Horizontal Forward

B

LT GRN

290

Power Seat Motor Feed Horizontal Back

RH Seat Rear Vertical Motor


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

Power Seat Motor Feed Rear Vertical Down

B

YEL

288

Power Seat Motor Feed Rear Vertical Up

RH Seat Recline Motor


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

Power Seat Motor Feed (Passenger Recline - Back)

B

DK GRN

76

Power Seat Motor Feed (Passenger Recline - Forward)

RH Seat Switch


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

Power Seat Switch Signal - Front Vertical Up

B

DK BLU

298

Power Seat Switch Signal - Front Vertical Down

C

LT GRN

290

Power Seat Switch Signal - Horizontal Back

D

TAN

296

Power Seat Switch Signal - Horizontal Forward

E

YEL

288

Power Seat Switch Signal - Rear Vertical Up

F

LT BLU

289

Power Seat Switch Signal - Rear Vertical Down

G

BLK

850

Ground

H

RED

742

Fused Output - Battery

J

DK BLU

77

Power Seat Switch Signal - Recline Back

K

--

--

Not Used

L

DK GRN

76

Power Seat Switch Signal - Recline Forward

M

--

--

Not Used

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

Memory Mirror Position Sensor Feed (5 Volt Reference)

C

BRN/WHT

557

Memory Seat Position Sensor Signal (Front Vertical Motor)

D

BLK

782

Sensor Return (Memory Seat/Mirror)

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

Memory Mirror Position Sensor Feed (5 Volt Reference

C

DK GRN

569

Memory Seat Position Sensor Signal (Horizontal Motor)

D

BLK

782

Sensor Return (Memory Seat/Mirror)

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

Sensor Return - Memory Seat/Mirror

B

TAN

568

Memory Seat Position Sensor Signal - Vertical Motor

D

GRY

788

Memory Mirror Position Sesnor Feed - 5 Volt Reference

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

Sensor Return (Memory Seat/Mirror)

C

WHT/BLK

570

Memory Seat Position Sensor Signal (Recline Motor)

D

GRY

788

Memory Mirror Position Sensor Feed (5 Volt Reference)