GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2004 🢒 Optra 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 HVAC Connector End Views
Table 1: A/C Compressor Clutch
Table 2: A/C Refrigerant Pressure Sensor (1.4L/1.6L)
Table 3: A/C Refrigerant Pressure Sensor (1.8L/2.0L)
Table 4: Blower Motor
Table 5: Blower Motor Resistor
Table 6: Blower Relay
Table 7: Blower Switch
Table 8: HVAC Control
Table 9: Recirculation Actuator

A/C Compressor Clutch


Object Number: 684852 Size: CH

Connector Part Information
    • PED 12162017
    • 2-Way F Metri-Pack 150 Series, Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

D-GN

59

A/C Compressor Clutch Supply Voltage

B

BK

150

Ground

A/C Refrigerant Pressure Sensor (1.4L/1.6L)


Object Number: 258299 Size: CH

Connector Part Information
    • PED 12078090
    • 3-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BN

413

Low Reference

B

L-BU/BK

1688

5-Volt Reference

C

L-BU

203

A/C Refrigerant Pressure Sensor Signal

A/C Refrigerant Pressure Sensor (1.8L/2.0L)


Object Number: 258299 Size: CH

Connector Part Information
    • PED 12078090
    • 3-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

PU/WH

632

Low Reference

B

GY

605

5-Volt Reference

C

L-BU

380

A/C Refrigerant Pressure Sensor

Blower Motor


Object Number: 1467007 Size: CH

Connector Part Information
    • KET MG 610043
    • 2-Way F 250 Series (WH)

Pin

Wire Color

Circuit No.

Function

1

PU

65

Blower Motor Feed

2

BK

1050

Ground

Blower Motor Resistor


Object Number: 1467011 Size: CH

Connector Part Information
    • KET MG 610047
    • 4-Way F 250 Series (WH)

Pin

Wire Color

Circuit No.

Function

1

L-BU

72

Medium 2 Blower Motor Control

2

PU

63

Blower Motor Medium 1 Control

3

PU

65

Blower Motor Feed

4

YE

60

Blower Motor Low Control

Blower Relay


Object Number: 1497842 Size: CH

Connector Part Information
    • AK 36409
    • 9-Way F Relay

Pin

Wire Color

Circuit No.

Function

1

BK

250

Ground

2

--

--

Not Used

3

PU

65

Blower Motor Feed

4-6

--

--

Not Used

7

RD

742

Battery Positive Voltage

8

--

--

Not Used

9

OG

52

Blower Motor High Control

Blower Switch


Object Number: 1466990 Size: CH

Connector Part Information
    • AMP 178004-1
    • 4-Way F 250 Series Dbl Lock Plug 4P (WH)

Pin

Wire Color

Circuit No.

Function

B1

L-BU

72

Medium 2 Blower Motor Control

B2

PU

63

Blower Motor Medium 1 Control

B3

BN

41

Ignition 1 Voltage

B4

YE

60

Blower Motor Low Control

HVAC Control


Object Number: 1467034 Size: CH

Connector Part Information
    • KET MG 610376
    • 12-Way F PCB 040 Series (WH)

Pin

Wire Color

Circuit No.

Function

A1

PK

239

Ignition 1 Voltage

A2

WH

193

Rear Defog Relay Control

A3

BK

1050

Ground

A4

L-GN/BK

1647

Recirculation Door Control B

A5

PK/WH

1648

Recirculation Door Control A

A6

OG

1140

Battery Positive Voltage

A7

OG

52

Blower Motor High Control

A8

D-GN/WH

762

A/C Request Signal

A9

BN/WH

309

Right Park Lamp Supply Voltage

A10

GN

44

Instrument Panel Lamps Dimming Control

A11-A12

--

--

Not Used

Recirculation Actuator


Object Number: 1467023 Size: CH

Connector Part Information
    • KET MG 610203
    • 7-Way F 118 (PA) Series (BK)

Pin

Wire Color

Circuit No.

Function

1-3

--

--

Not Used

4

PK

239

Ignition 1 Voltage

5

L-GN/BK

1647

Recirculation Door Control B

6

--

--

Not Used

7

PK/WH

1648

Recirculation Door Control A