GM Service Manual Online
For 1990-2009 cars only
Connector 1: A/C Compressor Clutch
Connector 2: A/C Control Switch
Connector 3: A/C Refrigerant Pressure Sensor Switch
Connector 4: Blower Motor
Connector 5: Blower Motor Resistor
Connector 6: Blower Switch
Connector 7: Evaporator Temperature Sensor

A/C Compressor Clutch


Object Number: 1467006  Size: CH

Connector Part Information

  • OEM: MG610041
  • Service: See Catalog
  • Description: 1-Way F 250 Series (WH)

A/C Compressor Clutch

Pin

Wire

Circuit

Function

1

D-GN

729

A/C Compressor Clutch Supply Voltage

A/C Control Switch


Object Number: 348369  Size: CH

Connector Part Information

  • OEM: MG651044-5
  • Service: See Catalog
  • Description: 5-Way F 118 (PA) Series (WH)

A/C Control Switch

Pin

Wire

Circuit

Function

1

L-GN

273

A/C Switch Request Feed

2

--

--

Not Used

3

D-GN/WH

762

A/C Request Signal

4

BK

650

Ground

5

DK-GN

44

Illumination Control

6

BN/WH

309

Illumination Supply Voltage

A/C Refrigerant Pressure Sensor Switch


Object Number: 1506601  Size: CH

Connector Part Information

  • OEM: MG640795
  • Service: See Catalog
  • Description: 2-Way F 090 WP Series (WH)

A/C Refrigerant Pressure Sensor Switch

Pin

Wire

Circuit

Function

1

D-GN

729

A/C Compressor Clutch Supply Voltage

2

DK-GN

59

A/C Compressor Clutch Supply Voltage

Blower Motor


Object Number: 1467007  Size: CH

Connector Part Information

  • OEM: MG610043
  • Service: See Catalog
  • Description: 2-Way F 250 Series (WH)

Blower Motor

Pin

Wire

Circuit

Function

1

BK

650

Ground

2

PU

65

Blower Motor Supply Voltage

Blower Motor Resistor


Object Number: 1467011  Size: CH

Connector Part Information

  • OEM: MG610047
  • Service: See Catalog
  • Description: 4-Way F 250 Series (WH)

Blower Motor Resistor

Pin

Wire

Circuit

Function

1

PU

73

Blower Motor 3 Control

2

L-BU

72

Blower Motor 2 Control

2

PU

65

Blower Motor 4 Control

4

YE

60

Blower Motor 1 Control

Blower Switch


Object Number: 1467013  Size: CH

Connector Part Information

  • OEM: MG610049
  • Service: See Catalog
  • Description: 6-Way F 250 Series (WH)

Blower Switch

Pin

Wire

Circuit

Function

1

BN/RD

341

Ignition 2 Voltage

2

L-GN

273

A/C Switch Supply Voltage

3

PU

73

Blower Motor 3 Control

4

YE

60

Blower Motor 1 Control

5

L-BU

72

Blower Motor 2 Control

6

PU

65

Blower Motor 4 Control

Evaporator Temperature Sensor


Object Number: 1467020  Size: CH

Connector Part Information

  • OEM: MG610070
  • Service: See Catalog
  • Description: 2-Way F 090 Series (WH)

Evaporator Temperature Sensor

Pin

Wire

Circuit

Function

1

BN/D-BU

718

Low Reference

2

D-BU

732

Evaporator Temperature Sensor Signal