GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 SRX 🢒 Body 🢒 Wiring Systems 🢒 HVAC Connector End Views
Table 1: A/C Compressor Clutch
Table 2: A/C Refrigerant Pressure Sensor
Table 3: Air Temperature Actuator - Left
Table 4: Air Temperature Actuator - Right
Table 5: Ambient Air Temperature Sensor
Table 6: Blower Motor - Auxiliary
Table 7: Blower Motor Resistor Assembly - Auxiliary
Table 8: Blower Motor
Table 9: Blower Motor Control Module
Table 10: Blower Motor Switch - Auxiliary
Table 11: Blower Motor Switch - Rear Auxiliary
Table 12: Evaporator Temperature Sensor
Table 13: HVAC Control Module
Table 14: Inside Air Temperature Sensor
Table 15: Mode Actuator
Table 16: Recirculation Actuator
Table 17: Sunload/Ambient Light Sensor

A/C Compressor Clutch


Object Number: 897985 Size: CH

Connector Part Information
    • 7282-5548-30
    • 2-Way M Yazaki Weather Pack (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN

59

A/C Compressor Clutch Supply Voltage

2

BK

750

Ground (LY7)

BK

1550

Ground (LH2)

A/C Refrigerant Pressure Sensor


Object Number: 258299 Size: CH

Connector Part Information
    • 12186689
    • 3-Way F Metri-Pack 150 Series, Sealed, P2S (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

452

Low Reference (LY7)

TN

470

Low Reference (LH2)

B

GY

596

5-Volt Reference (LY7)

GY

2700

5-Volt Reference (LH2)

C

OG/BK

380

A/C Refrigerant Pressure Sensor Signal

Air Temperature Actuator - Left


Object Number: 826267 Size: CH

Connector Part Information
    • IL-AG5-7S-S3C1
    • 7-Way F Molex (L-GN)

Pin

Wire Color

Circuit No.

Function

1

GY

705

5-Volt Reference

2

--

--

Not Used

3

YE

61

Low Reference

4

--

--

Not Used

5

L-BU

733

Driver Air Temperature Door Position Signal

6

D-BU

1199

Driver Air Temperature Door Control B

7

YE

1791

Driver Air Temperature Door Control A

Air Temperature Actuator - Right


Object Number: 826267 Size: CH

Connector Part Information
    • IL-AG5-7S-S3C1
    • 7-Way F Molex (L-GN)

Pin

Wire Color

Circuit No.

Function

1

YE

61

Low Reference

2

--

--

Not Used

3

GY

705

5-Volt Reference

4

--

--

Not Used

5

D-BU

1646

Passenger Air Temperature Door Position

6

GY/BK

2778

Passenger Air Temperature Door Control A

7

WH/BK

1236

Passenger Air Temperature Door Control B

Ambient Air Temperature Sensor


Object Number: 1283893 Size: CH

Connector Part Information
    • 7283-7028-30
    • 2-Way F Yazaki 2.3 Series, Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

L-GN/BK

735

Ambient Air Temperature Sensor Signal

2

YE

61

Low Reference

Blower Motor - Auxiliary


Object Number: 1411605 Size: CH

Connector Part Information
    • 6098-0325
    • 2-Way F Sumitomo (WH)

Pin

Wire Color

Circuit No.

Function

1

OG

1052

Auxiliary Blower Motor Supply Voltage

2

PU

65

Blower Motor Supply Voltage

Blower Motor Resistor Assembly - Auxiliary


Object Number: 1411606 Size: CH

Connector Part Information
    • 6098-0514
    • 4-Way F Sumitomo (WH)

Pin

Wire Color

Circuit No.

Function

1

OG

1052

Auxiliary Blower Motor Supply Voltage

2

TN

63

Blower Motor Medium 1 Control

3

L-BU

72

Medium 2 Blower Motor Control

4

YE

60

Blower Motor Low Control

Blower Motor


Object Number: 1385124 Size: CH

Connector Part Information
    • 7283-3020-30
    • 2-Way F Yazaki (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

374

Auxiliary Blower Motor Speed Control

2

L-BU

188

Blower Motor Control Processor Supply Voltage

Blower Motor Control Module


Object Number: 1331457 Size: CH

Connector Part Information
    • 6098-1449
    • 4-Way F Sumitomo (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

374

Auxiliary Blower Motor Speed Control

2

L-BU

188

Blower Motor Control Processor Supply Voltage

3

GY/BK

754

Blower Motor Speed Control

4

BK

450

Ground

Blower Motor Switch - Auxiliary


Object Number: 808876 Size: CH

Connector Part Information
    • 12015416
    • 8-Way F Metri-Pack 280 Series (WH)

Pin

Wire Color

Circuit No.

Function

A

BK

1050

Ground

B

PU/WH

5264

Rear Auxiliary Mode Door Control

C

BK

1050

Ground

D

YE

60

Blower Motor Low Control

E

TN

63

Blower Motor Medium 1 Control

F

L-BU

72

Medium 2 Blower Motor Control

G

OG

1052

Auxiliary Blower Motor Supply Voltage

H

YE

1491

Backlight Lamps Control

Blower Motor Switch - Rear Auxiliary


Object Number: 808876 Size: CH

Connector Part Information
    • 12015416
    • 8-Way F Metri-Pack 280 Series (WH)

Pin

Wire Color

Circuit No.

Function

A

BK

1050

Ground

B

--

--

Not Used

C

PU/WH

5264

Rear Auxiliary Mode Door Control

D

YE

60

Blower Motor Low Control

E

TN

63

Blower Motor Medium Control

F

L-BU

72

Medium 2 Blower Motor Control

G

OG

1052

Auxiliary Blower Motor Supply Voltage

H

YE

1491

Backlight Lamps Control

Evaporator Temperature Sensor


Object Number: 826317 Size: CH

Connector Part Information
    • 7123-2820
    • 2-Way F Yazaki (CL)

Pin

Wire Color

Circuit No.

Function

1

GY

731

Evaporator Temperature Sensor Signal

2

YE

61

Low Reference

HVAC Control Module


Object Number: 73222 Size: CH

Connector Part Information
    • 12110115
    • 32-Way F Micro-Pack 100 Series (BU)

Pin

Wire Color

Circuit No.

Function

E1

RD/WH

340

Battery Positive Voltage

E2

--

--

Not Used

E3

D-BU

1199

Driver Air Temperature Door Control B

E4

WH/BK

1236

Passenger Air Temperature Door Control B

E5

YE

1318

Mode Door Control B

E6

PU

1838

Recirculation Door Control A

E7

BN

247

Blower Motor Relay Control

E8

GY/BK

754

Blower Motor Speed Control

E9

PU

1807

Class 2 Serial Data

E10

PU

1807

Class 2 Serial Data

E11

L-GN

1478

Coolant Level Switch Signal

E12

YE/BK

1814

Mode Door Position Signal

E13

L-GN/BK

735

Ambient Air Temperature Sensor Signal

E14

D-GN

734

Inside Air Temperature Sensor Signal

E15

GY

705

5-Volt Reference

E16

--

--

Not Used

F1

BN

141

Ignition 3 Voltage

F2

--

--

Not Used

F3

YE

1791

Driver Air Temperature Door Control A

F4

GY/BK

2778

Passenger Air Temperature Door Control A

F5

TN

2273

Mode Door Control A

F6

D-GN

1614

Recirculation Door Control B

F7

GY

5127

Afterboil Coolant Pump Supply Voltage (V92)

F8

BK/WH

451

Ground

F9

D-BU

1646

Passenger Air Temperature Door Position Signal

F10

L-BU

733

Driver Air Temperature Door Position Signal

F11

GY

1548

Passenger Sunload Sensor Signal

F12

L-BU/BK

590

Driver Sunload Sensor Signal

F13

WH

278

Ambient Light Sensor Signal

F14

GY

731

Evaporator Temperature Sensor Signal

F15

YE

61

Low Reference

F16

--

--

Not Used

Inside Air Temperature Sensor


Object Number: 1283891 Size: CH

Connector Part Information
    • 7283-1020
    • 2-Way F Yazaki 2.3 Series (WH)

Pin

Wire Color

Circuit No.

Function

1

D-GN

734

Inside Air Temperature Sensor Signal

2

YE

61

Low Reference

Mode Actuator


Object Number: 826267 Size: CH

Connector Part Information
    • IL-AG5-7S-S3C1
    • 7-Way F Molex (L-GN)

Pin

Wire Color

Circuit No.

Function

1

YE

61

Low Reference

2

--

--

Not Used

3

GY

705

5-Volt Reference

4

--

--

Not Used

5

GY

1814

Mode Door Position Signal

6

PK

1318

Mode Door Control B

7

L-BU

2273

Mode Door Control A

Recirculation Actuator


Object Number: 826267 Size: CH

Connector Part Information
    • IL-AG5-7S-S3C1
    • 7-Way F (GN)

Pin

Wire Color

Circuit No.

Function

1

D-GN

1614

Recirculation Door Control B

2

--

--

Not Used

3

PU

1838

Recirculation Door Control A

4-6

--

--

Not Used

7

BN

41

Ignition 3 Voltage

Sunload/Ambient Light Sensor


Object Number: 130637 Size: CH

Connector Part Information
    • 12064760
    • 4-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

L-BU/BK

590

Driver Sunload Sensor Signal

B

GY

1548

Passenger Sunload Sensor Signal

C

YE

61

Low Reference

D

WH

278

Ambient Light Sensor Signal