GM Service Manual Online
For 1990-2009 cars only

A/C Compressor Clutch


Object Number: 884159  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit Number

Function

A

BK

150

Ground

B

D-GN

59

A/C Compressor Clutch Supply Voltage

A/C Refrigerant Pressure Sensor


Object Number: 887936  Size: CH

Connector Part Information

    • 12110192
    • 3 Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit Number

Function

A

BK

552

Low Reference (2.2L)

BK

2759

Low Reference(3.0L)

B

GY

596

5 Volt Reference (2.2L)

GY

2709

5 Volt Reference (3.0L)

C

RD/BK

380

A/C Refrigerant Pressure Sensor Signal

Ambient Light Sensor


Object Number: 898086  Size: CH

Connector Part Information

    • 15419810
    • 4 Way M Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit Number

Function

A

--

1137

DRL Ambient Light Sensor Signal

B

--

1138

DRL Ambient Light Sensor Low Reference

C

BLK

476

Low Reference

D

LT BLU/BLK

590

Sunload Sensor Signal

Blower Motor

Insert Graphic SMCNF7123-8020

Connector Part Information

    • 71238020
    • 2 Way F (NA)

Pin

Wire Color

Circuit Number

Function

A

WHT

761

Blower Motor Speed Control

B

YEL

268

Ignition 3 Voltage

HVAC Control Module


Object Number: 1673922  Size: CH

Connector Part Information

    • 1L-A65-22S-D3C1
    • 22 Way F (GN)

Pin

Wire Color

Circuit Number

Function

1

L-BU

61

Ambient Air Temperature Sensor Signal

2

--

--

Not Used

3

WH

733

Air Temperature Door Position Signal

4

RD

130

5 Volt Reference

5

BK

476

Low Reference

6

PU

54

Blower Motor Speed Request Signal

7

RD/BK

1791

Low Reference

8

L-BU/WH

1318

Mode Door Motor

9

L-GN/BK

1648

Recirculation Door Control

10

BU/WH

761

Blower Motor Speed Control

11

GY

590

Sunload Sensor Signal

12

--

--

Not Used

13

GN

119

Mode Door Position Signal

14

--

--

Not Used

15

BN

641

Ignition 3 Voltage

16

BK

550

Ground

17

OG

1640

Battery Positive Voltage

18

OG

1807

Class 2 Serial Data

19

YE

1807

Class 2 Serial Data

20

RD/WH

1199

Air Temperature Door Control

21

GY/YE

1647

Low Reference

22

L-GN

1218

Low Reference

Mode Actuator


Object Number: 887473  Size: CH

Connector Part Information

    • 12040953
    • 6 Way F (BK)

Pin

Wire Color

Circuit Number

Function

5

L-GN

1218

Low Reference

6

L-BU/WH

1318

Mode Door Control

7

--

--

Not Used

8

BK/WH

550

Ground

9

GN

119

Mode Door Position Signal

10

RD

130

5 Volt Reference

Blower Motor Speed Control Module

Insert Graphic SMCNF6101-5041

Connector Part Information

    • 61015041
    • 4 Way F (BK)

Pin

Wire Color

Circuit Number

Function

1

BU/WH

761

Blower Motor Speed Control

2

PU

54

Blower Motor Speed Request Signal

3

BK

550

Ground

Recirculation Actuator


Object Number: 887473  Size: CH

Connector Part Information

    • 12040953
    • 6 Way F (BK)

Pin

Wire Color

Circuit Number

Function

5

GY/YE

1647

Low Reference

6

L-GN/BK

1648

Recirculation Door Control

7-10

--

--

Not Used

Temperature Actuator


Object Number: 887473  Size: CH

Connector Part Information

    • 12040953
    • 10 Way F (BK)

Pin

Wire Color

Circuit Number

Function

5

RD/BK

1791

Low Reference

6

RD/WH

1199

Air Temperature Door Control

7

--

--

Not Used

8

RD

130

5 Volt Reference

9

WH

733

Air Temperature Door Position Signal

10

BK/WH

550

Ground