GM Service Manual Online
For 1990-2009 cars only
Table 1: Door Latch Assembly - Driver
Table 2: Door Latch Assembly - LR
Table 3: Door Latch Assembly - Passenger
Table 4: Door Latch Assembly - RR
Table 5: Driver Door Module (DDM) - C1
Table 6: Driver Door Module (DDM) - C2
Table 7: Driver Door Module (DDM) - C3
Table 8: Driver Door Module (DDM) - C4
Table 9: Driver Door Module (DDM) - C5
Table 10: Liftgate Ajar Switch - Left (Except SUT)
Table 11: Liftgate Ajar Switch - Right (Except SUT)
Table 12: Liftgate Lock Actuator (Except SUT)
Table 13: Liftgate Lock Relay (Except SUT)
Table 14: Passenger Door Module (PDM) - C1
Table 15: Passenger Door Module (PDM) - C2
Table 16: Passenger Door Module (PDM) - C3
Table 17: Passenger Door Module (PDM) - C4
Table 18: Passenger Door Module (PDM) - C5
Table 19: Window Motor - Driver
Table 20: Window Motor - LR
Table 21: Window Motor - Passenger
Table 22: Window Motor - RR
Table 23: Window Switch - LR
Table 24: Window Switch - RR

Door Latch Assembly - Driver


Object Number: 845631  Size: CH

Connector Part Information

    • 10768367
    • 10-Way F Sealed AMP (BK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

TN

294

Door Lock Actuator Unlock Control

3

GY

295

Door Lock Actuator Lock Control

4-5

--

--

Not Used

6

GY/BK

745

Left Front Door Ajar Switch Signal

7

--

--

Not Used

8

BN

1183

Left Front Door Switch Low Reference

9

L-GN

262

Driver Door Key Switch Signal

10

--

--

Not Used

Door Latch Assembly - LR


Object Number: 845632  Size: CH

Connector Part Information

    • 10768369
    • 6-Way F Sealed AMP (BK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

TN

294

Door Lock Actuator Unlock Control

3

GY

295

Door Lock Actuator Lock Control

4

L-BU/BK

747

Left Rear Door Ajar Switch Signal

5

--

--

Not Used

6

BK

1150

Ground

Door Latch Assembly - Passenger


Object Number: 845631  Size: CH

Connector Part Information

    • 10768367
    • 10-Way F AMP Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

BK/WH

746

Right Front Door Ajar Switch Signal

2

--

--

Not Used

3

D-GN

1178

Right Front Door Switch Low Reference

4

L-GN

265

Passenger Door Key Switch Signal

5-6

--

--

Not Used

7

TN

294

Door Lock Actuator Unlock Control

8

GY

295

Door Lock Actuator Lock Control

9-10

--

--

Not Used

Door Latch Assembly - RR


Object Number: 845632  Size: CH

Connector Part Information

    • 10768369
    • 6-Way F Sealed AMP (BK)

Pin

Wire Color

Circuit No.

Function

1

L-GN/BK

748

Right Rear Door Ajar Switch Signal

2

--

--

Not Used

3

BK

1250

Ground

4

--

--

Not Used

5

TN

294

Door Lock Actuator Unlock Control

6

GY

295

Door Lock Actuator Lock Control

Driver Door Module (DDM) - C1


Object Number: 845628  Size: CH

Connector Part Information

    • 15393410
    • 4-Way F AMP 2.8 mm Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

BN

165

Power Window Motor Left Front Down Control

2

OG

1240

Battery Positive Voltage

3

D-BU

164

Power Window Motor Left Front Up Control

4

BK

1050

Ground

Driver Door Module (DDM) - C2


Object Number: 966311  Size: CH

Connector Part Information

    • 15398841
    • 26-Way F AMP Lever Assist (BK)

Pin

Wire Color

Circuit No.

Function

1-2

--

--

Not Used

3

BN

1183

Left Front Door Switch Low Reference

4

D-BU

660

Left Front Door Courtesy Lamp Control

5-9

--

--

Not Used

10

GY

1690

Automatic Day/Night Mirror Signal

11

--

--

Not Used

12

PK

1691

Automatic Day/Night Mirror Low Reference

13

D-BU/WH

149

Courtesy Lamp-Left Front Door Supply Voltage

14

OG

4140

Battery Positive Voltage

15

L-GN

262

Driver Door Key Switch Signal

16-17

--

--

Not Used

18

GY/BK

745

Left Front Door Ajar Switch Signal

19

--

--

Not Used

20

TN

294

Door Lock Actuator Unlock Control

21

GY

295

Door Lock Actuator Lock Control

22

BN

1046

DDM Class 2 Serial Data

23-24

--

--

Not Used

Driver Door Module (DDM) - C3


Object Number: 850873  Size: CH

Connector Part Information

    • 6383393-7
    • 10-Way F 0.64 mm Unsealed AMP (BU)
    • Wire Color May Vary

Pin

Wire Color

Circuit No.

Function

1-2

--

--

Not Used

3

BK

--

Driver Mirror Heating Element Low Reference

4

PU

--

Mirror Sensor Low Reference

5-6

--

--

Not Used

7

GY

--

Automatic Day/Night Mirror Signal

8

PK

--

Automatic Day/Night Mirror Low Reference

9-10

--

--

Not Used

Driver Door Module (DDM) - C4


Object Number: 850870  Size: CH

Connector Part Information

    • 6383393-5
    • 10-Way F 0.64 mm Unsealed AMP (BK)
    • Wire Color May Vary

Pin

Wire Color

Circuit No.

Function

1

YE

--

Driver Folding Mirror Motor Extend Control

2

OG

--

Mirror Heating Element Supply Voltage

3

RD

--

Driver Mirror Horizontal Position Sensor Signal

4

D-GN

--

5-Volt Reference

5

D-BU

--

Driver Mirror Vertical Position Sensor Signal

6

L-BU

--

Driver Folding Mirror Motor Retract Control

7

YE/WH

--

Driver Mirror Right/Down Motors Common

8

L-BU

--

Driver Mirror Motor Right Control

9

L-GN

--

Driver Mirror Motor Down Control

10

--

--

Not Used

Driver Door Module (DDM) - C5


Object Number: 849815  Size: CH

Connector Part Information

    • 6383393-4
    • 12-Way F AMP 0.64 mm Unsealed (GN)
    • Wire Color May Vary

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

TN

--

Global Window Up Signal

7

D-GN

--

High Heat Indicator Control

8

BK

--

Back Only Indicator

9

D-BU

--

Back and Cushion Select

10

RD

--

Memory 1 Switch Signal

11

BN

--

Memory/Heated Switch Supply Voltage

12

OG

--

Global Window Down Signal

Liftgate Ajar Switch - Left (Except SUT)


Object Number: 537107  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

BK

1450

Ground

B

PK/BK

1303

Liftgate Ajar Switch Signal

Liftgate Ajar Switch - Right (Except SUT)


Object Number: 537107  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

BK

1450

Ground

B

PK/BK

1303

Liftgate Ajar Switch Signal

Liftgate Lock Actuator (Except SUT)


Object Number: 684799  Size: CH

Connector Part Information

    • 12077900
    • 2-Way F Metri-Pack 280 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

294

Door Lock Actuator Unlock Control

B

GY

295

Door Lock Actuator Lock Control

Liftgate Lock Relay (Except SUT)


Object Number: 95768  Size: CH

Connector Part Information

    • 12065978
    • 5-Way F Metri-Pack 480/630 Series Sealed (GY)

Pin

Wire Color

Circuit No.

Function

1

WH

1304

Liftgate Lock Relay Control

2

OG

3140

Battery Positive Voltage

3

GY

295

Door Lock Actuator Lock Control

4

BK

1450

Ground

5

OG

3140

Battery Positive Voltage

Passenger Door Module (PDM) - C1


Object Number: 845628  Size: CH

Connector Part Information

    • 15393410
    • 4-Way F 2.8 mm Sealed AMP (BK)

Pin

Wire Color

Circuit No.

Function

1

BN

667

Power Window Motor Right Front Down Control

2

OG

1340

Battery Positive Voltage

3

BK

1050

Ground

4

D-BU

666

Power Window Motor Right Front Up Control

Passenger Door Module (PDM) - C2


Object Number: 966311  Size: CH

Connector Part Information

    • 15398841
    • 26-Way F AMP Lever Assist (BK)

Pin

Wire Color

Circuit No.

Function

1-4

--

--

Not Used

5

BK/WH

746

Right Front Door Ajar Switch Signal

6-7

--

--

Not Used

8

WH

156

Courtesy Lamp - Right Front Door Supply Voltage

9

--

--

Not Used

10

GY

295

Door Lock Actuator Lock Control

11

TN

294

Door Lock Actuator Unlock Control

12-13

--

--

Not Used

14

OG

4240

Battery Positive Voltage

15-18

--

--

Not Used

19

L-BU

661

Right Front Door Courtesy Lamp Control

20

D-GN

1178

Right Front Door Switch Low Reference

21

--

--

Not Used

22

TN

1047

PDM Class 2 Serial Data

23

--

--

Not Used

24

L-GN

265

Passenger Door Key Switch Signal

25-26

--

--

Not Used

Passenger Door Module (PDM) - C3


Object Number: 850873  Size: CH

Connector Part Information

    • 6383393-7
    • 10-Way F 0.64 mm Unsealed AMP (BU)
    • Wire Color May Vary

Pin

Wire Color

Circuit No.

Function

1

RD/WH

--

Passenger Mirror Motor Right Control

2

WH

--

Passenger Mirror Right/Down Motors Common

3

YE

--

Passenger Folding Mirror Motor Extend Control

4

L-BU

--

Passenger Folding Mirror Motor Retract Control

5

--

--

Not Used

6

PU/WH

--

Passenger Mirror Motor Down Control

7

OG

--

Mirror Heating Element Supply Voltage

8

BK

--

Mirror Heating Element Low Reference

9-10

--

--

Not Used

Passenger Door Module (PDM) - C4


Object Number: 850870  Size: CH

Connector Part Information

    • 6383393-5
    • 10-Way F 0.64 mm Unsealed AMP (BK)
    • Wire Color May Vary

Pin

Wire Color

Circuit No.

Function

1

D-GN

--

5-Volt Reference

2

RD

--

Passenger Mirror Vertical Position Sensor Signal

3

PU

--

Low Reference

4

D-BU

--

Passenger Mirror Horizontal Position Sensor Signal

5-10

--

--

Not Used

Passenger Door Module (PDM) - C5


Object Number: 849815  Size: CH

Connector Part Information

    • 6383393-4
    • 12-Way F AMP 0.64 mm Unsealed (GN)
    • Wire Color May Vary

Pin

Wire Color

Circuit No.

Function

1

YE

--

Low Heat Indicator Control

2

D-GN

--

High Heat Indicator Control

3

D-BU

--

Back Only Select

4

GY

--

Back and Cushion 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

Window Motor - Driver


Object Number: 684837  Size: CH

Connector Part Information

    • 12129487
    • 2-Way F Metri-Pack 280 Series Flexlock Sealed (M-GY)

Pin

Wire Color

Circuit No.

Function

A

D-BU

164

Power Window Motor Left Front Up Control

B

BN

165

Power Window Motor Left Front Down Control

Window Motor - LR


Object Number: 684837  Size: CH

Connector Part Information

    • 12129487
    • 2-Way F Metri-Pack 280 Series Flexlock Sealed (M-GY)

Pin

Wire Color

Circuit No.

Function

A

BN

669

Power Window Motor Left Rear Down Control

B

D-BU

668

Power Window Motor Left Rear Up Control

Window Motor - Passenger


Object Number: 684837  Size: CH

Connector Part Information

    • 12129487
    • 2-Way F Metri-Pack 280 Series Flexlock Sealed (M-GY)

Pin

Wire Color

Circuit No.

Function

A

D-BU

666

Power Window Motor Right Front Up Control

B

BN

667

Power Window Motor Right Front Down Control

Window Motor - RR


Object Number: 684837  Size: CH

Connector Part Information

    • 12129487
    • 2-Way F Metri-Pack 280 Series Flexlock Sealed (M-GY)

Pin

Wire Color

Circuit No.

Function

A

BN

671

Power Window Motor Right Rear Down Control

B

D-BU

670

Power Window Motor Right Rear Up Control

Window Switch - LR


Object Number: 333036  Size: CH

Connector Part Information

    • 12191825
    • 8-Way F Metri-Pack 280 Series (BN)

Pin

Wire Color

Circuit No.

Function

A

OG

1240

Battery Positive Voltage

B

YE

1187

Power Window Switch Relay Left Rear Down Control

C

WH

1185

Power Window Switch Relay Left Rear Up Control

D

L-BU

2265

Power Window Lockout Left Rear Signal

E

BK

1150

Ground

F

D-BU

668

Power Window Motor Left Rear Up Control

G

BN

669

Power Window Motor Left Rear Down Control

H

BN/WH

230

Instrument Panel Lamps Dimming Control

Window Switch - RR


Object Number: 333036  Size: CH

Connector Part Information

    • 12191825
    • 8-Way F Metri-Pack 280 Series (BN)

Pin

Wire Color

Circuit No.

Function

A

OG

1340

Battery Positive Voltage

B

D-GN

1188

Power Window Switch Relay Right Rear Down Control

C

GY/BK

1186

Power Window Switch Relay Right Rear Up Control

D

L-GN

2266

Power Window Lockout Right Rear Signal

E

BK

1250

Ground

F

D-BU

670

Power Window Motor Right Rear Up Control

G

BN

671

Power Window Motor Right Rear Down Control

H

BN/WH

230

Instrument Panel Lamps Dimming Control