GM Service Manual Online
For 1990-2009 cars only
Table 1: Blower Motor Control Module
Table 2: A/C Compressor Clutch
Table 3: Outside Air Temperature Sensor
Table 4: HVAC Control Head
Table 5: Sunload Temperature Sensor
Table 6: LH Electric Actuator
Table 7: RH Electric Actuator

Blower Motor Control Module


Object Number: 68759  Size: CH

Connector Part Information

    • 1212-9566
    • 4 Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

B

RED

1342

Fuse Output - Batt - Type II Fuse

C

TAN

63

Blower Switch Output - Medium 1

D

-

-

Not Used

A/C Compressor Clutch


Object Number: 62440  Size: CH

Connector Part Information

    • 1216-2017
    • 2 Way F Metri-Pacck 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

59

A/C Compressor Clutch Solenoid Feed

B

BLK

150

Ground

Outside Air Temperature Sensor


Object Number: 35437  Size: CH

Connector Part Information

    • 1205-2641
    • 2 Way Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

735

Outside Ambient TEMP Sensor Signal

B

DK BLU

179

Oil Pump Command Signal

HVAC Control Head


Object Number: 73221  Size: CH

Connector Part Information

    • 1204-5470
    • 32 Way F Micro-Pack 100 Series (NAT)

Pin

Wire Color

Circuit No.

Function

C1

BLK

150

Ground

C2

LT BLU/BLK

590

Solar Sensor Signal - Driver

C3

DK BLU

1646

Air Temp Valve Position Sensor - Passenger

C4

-

-

Not Used

C5

BRN

41

Fuse Output - Ignition 3 - Type III Fuse

C6

WHT/BLK

1236

Air Temp Valve

C7

DK BLU

1199

Air Temp Valve Motor Feed

C8

LT BLU

733

Air Temp Valve Position Sensor Signal

C9

-

-

Not Used

C10

YEL

1791

Air Temp Valve Motor Return

C11

TAN

63

Blower Switch Output - Medium 1

C12

ORN

540

Fuse Output - Batt - Type III Fuse

C13

-

-

Not Used

C14

-

-

Not Used

C15

-

-

Not Used

C16

GRY

8

Instrument Panel Lamp Feed

D1

GRY/BLK

1798

Return

D2

DK GRN

734

Inside Temp Sensor Signal

D3

LT GRN/BLK

735

Outside Ambient Temp Sensor Signal

D4

-

-

Not Used

D5

-

-

Not Used

D6

-

-

Not Used

D7

-

-

Not Used

D8

DK GRN

1394

Air Conditioning Switch Signal - Air Conditioning Solenoid Control

D9

LT GRN

66

Air Conditioning Switch Output

D10

PPL

1397

A/C Conditioning Switch Switch Signal - Heat Solenoid Control

D11

LT GRN

1395

Air Conditioning Switch Signal - Vent Solenoid Control

D12

WHT

1038

Serial Data Signal - Class B - 10400 Baud - Diagnostic To HVAC Module

D13

PNK

1396

A/C Switch Signal - Defrost Solenoid Control

D14

-

-

Not Used

D15

-

-

Not Used

D16

-

-

Not Used


Object Number: 82383  Size: CH

Connector Part Information

    • 1204-7662
    • 2 Way Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

734

Inside Temperature Sensor Signal

B

GRY/BLK

1798

Return

Sunload Temperature Sensor


Object Number: 154336  Size: CH

Connector Part Information

    • 1204-8457
    • 2 Way F

Pin

Wire Color

Circuit No.

Function

A

LT BLU/BLK

590

Solar Sensor Signal - Driver

B

GRY/BLK

1798

Return

LH Electric Actuator


Object Number: 95772  Size: CH

Connector Part Information

    • 1206-4978
    • 6 Way Metri-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5

BRN

41

Fuse Output - Ignition 3 - Type III Fuse

6

DK BLU

1199

Air Temp Valve Motor Feed

7

GRY/BLK

1798

Return

8

-

-

Not Used

9

LT BLU

733

Air Temp Valve Position Sensor Signal

10

YEL

1791

Air Temp Valve Motor Return

RH Electric Actuator


Object Number: 95772  Size: CH

Connector Part Information

    • 1206-4978
    • 6 Way Metri-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5

BRN

411

Fuse Output - Ignition 3 - Type III Fuse

6

WHT/BLK

1236

Air Temp Valve Motor Feed - Passenger

7

GRY/BLK

1798

Return

8

-

-

Not Used

9

DK BLU

1646

Air Temp Valve Position Sensor Signal - Passenger

10

YEL

1791

Air Temp Valve Motor Return