GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 2003 🢒 Alero 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 HVAC Connector End Views
Table 1: Air Temperature Actuator
Table 2: A/C Compressor Clutch
Table 3: A/C Refrigerant Pressure Sensor
Table 4: Blower Motor
Table 5: Blower Motor Resistor Assembly
Table 6: HVAC Control Assembly, C1
Table 7: HVAC Control Assembly, C2

Air Temperature Actuator


Object Number: 280764 Size: CH

Connector Part Information
    • 12064993
    • 6-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5-6

--

--

Not Used

7

BLK/WHT

151

Ground

8

LT BLU

733

Air Temperature Door Control

9

--

--

Not Used

10

BRN

41

Ignition 3 Voltage

A/C Compressor Clutch


Object Number: 684852 Size: CH

Connector Part Information
    • 12124823
    • 2-Way F Metri-Pack 150 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

GRY

729

Ground

B

DK GRN

59

A/C Compressor Clutch Supply Voltage

A/C Refrigerant Pressure Sensor


Object Number: 258299 Size: CH

Connector Part Information
    • 12065286
    • 3-Way F Metri-Pack 150 Series Pull-to-Seat Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

2751

Low Reference

B

GRY

2700

5 Volt Reference

C

RED/BLK

380

A/C Refrigerant Pressure Sensor Signal

Blower Motor


Object Number: 805441 Size: CH

Connector Part Information
    • 12064829
    • 2-Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

250

Ground

B

PPL

65

Blower Motor Supply Voltage

Blower Motor Resistor Assembly


Object Number: 805442 Size: CH

Connector Part Information
    • 12084890
    • 5-Way F Metri-Pack 280 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

72

Medium 2 Blower Motor Control

B

YEL

60

Low Blower Motor Control

C

TAN

63

Medium 1 Blower Motor Control

D

PPL

73

Medium 3 Blower Motor Control

E

DK BLU

101

Blower Motor Supply Voltage

HVAC Control Assembly, C1


Object Number: 62469 Size: CH

Connector Part Information
    • 12064998
    • 8-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

BRN

641

Ignition 3 Voltage

C

ORN

52

High Blower Motor Control

D

--

--

Not Used

E

PPL

73

Medium 3 Blower Motor Control

F

LT BLU

72

Medium 2 Blower Motor Control

G

TAN

63

Medium 1 Blower Motor Control

H

YEL

60

Low Blower Motor Control

HVAC Control Assembly, C2


Object Number: 73151 Size: CH

Connector Part Information
    • 12064799
    • 12-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

LT GRN

66

A/C Request Signal

C

BRN

41

Ignition 3 Voltage

D

WHT

193

Rear Defog Relay Control

E

ORN

1440

Battery Positive Voltage

F

--

--

Not Used

G

LT BLU

733

Air Temperature Door Control

H

--

--

Not Used

J

GRY

8

Instrument Panel Lamp Supply Voltage -1

K

BLK/WHT

151

Ground

L

--

--

Not Used

M

BRN

9

Park Lamp Supply Voltage