GM Service Manual Online
For 1990-2009 cars only
Connector 1: A/C Compressor Clutch (C67)
Connector 2: A/C Refrigerant Pressure Sensor (LE5/LSJ) (C67)
Connector 3: A/C Refrigerant Pressure Sensor (L61) (C67)
Connector 4: Air Temperature Actuator
Connector 5: Blower Motor
Connector 6: Blower Motor Resistor
Connector 7: HVAC Control Module C1
Connector 8: HVAC Control Module C2
Connector 9: HVAC Control Module C3
Connector 10: Mode Actuator
Connector 11: Recirculation Actuator

A/C Compressor Clutch (C67)


Object Number: 1334534  Size: CH

Connector Part Information

  • OEM: 12162017
  • Service: 12101937
  • Description: 2-Way F Metri-Pack 150 Series Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

A/C Compressor Clutch (C67)

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 (LE5/LSJ) (C67)


Object Number: 726824  Size: CH

Connector Part Information

  • OEM: 15397275
  • Service: 88988301
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

A/C Refrigerant Pressure Sensor (LE5/LSJ) (C67)

Pin

Wire Color

Circuit No.

Function

1

BK/WH

2751

Ground

2

GY

2700

5-Volt Reference - 1

3

OG/BK

380

A/C Refrigerant Pressure Sensor Signal

A/C Refrigerant Pressure Sensor (L61) (C67)


Object Number: 726824  Size: CH

Connector Part Information

  • OEM: 15397275
  • Service: 88988301
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

A/C Refrigerant Pressure Sensor (L61) (C67)

Pin

Wire Color

Circuit No.

Function

1

BK

6256

Pressure Sensor Low Reference

2

GY

6255

5-Volt Reference - 1

3

RD/BK

380

A/C Refrigerant Pressure Sensor Signal

Air Temperature Actuator


Object Number: 280764  Size: CH

Connector Part Information

  • OEM: 12064993
  • Service: 12102485
  • Description: 6-Way F Micro-Pack 100 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Air Temperature Actuator

Pin

Wire Color

Circuit No.

Function

5

PK

339

Ignition 1 Voltage

6

WH/BK

1236

Passenger Air Temperature Door Control

7

BK/WH

550

Ground

8

--

--

Not Used

9

D-BU

1646

Auxiliary Air Temperature Door Position Signal

10

L-BU/BK

1688

5-Volt Reference - 2

Blower Motor


Object Number: 808706  Size: CH

Connector Part Information

  • OEM: 12064749
  • Service: 12101888
  • Description: 2-Way F Metri-Pack 480 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Blower Motor

Pin

Wire Color

Circuit No.

Function

A

OG

52

High Blower Motor Control

B

BN

141

Ignition 3 Voltage

Blower Motor Resistor


Object Number: 816184  Size: CH

Connector Part Information

  • OEM: 12129566
  • Service: 15306069
  • Description: 4-Way F Metri-Pack 280 Series Sealed (GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Blower Motor Resistor

Pin

Wire Color

Circuit No.

Function

A

TN

63

Blower Motor Medium 1 Control

B

L-BU

72

Medium 2 Blower Motor Control

C

OG

52

High Blower Motor Control

D

YE

60

Low Blower Motor Control

HVAC Control Module C1


Object Number: 1454407  Size: CH

Connector Part Information

  • OEM: 15416970
  • Service: 15394150
  • Description: 16-Way F Micro-Pack 64 Modular (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

HVAC Control Module C1

Pin

Wire Color

Circuit No.

Function

1

L-GN

2275

Mode Door Position Signal

2-3

--

--

Not Used

4

L-BU/BK

1688

5-Volt Reference - 2

5

L-GN/BK

1647

Open Recirculation Door Control - B

6

PK/WH

1648

Close Recirculation Door Control - A

7

PK

339

Ignition 1 Voltage

8

PK

339

Ignition 1 Voltage

9

D-BU

1646

Auxiliary Air Temperature Door Position Signal

10

--

--

Not Used

11

D-GN

71

Off Blower Motor Control

12

L-BU/BK

1688

5-Volt Reference - 2

13

WH/BK

1236

Auxiliary Air Temperature Door Control

14

TN

2273

Mode Door Control

15

BK/WH

550

Ground

16

BK/WH

550

Ground

HVAC Control Module C2


Object Number: 1644506  Size: CH

Connector Part Information

  • OEM: 15480081
  • Service: 88988315
  • Description: 8-Way F Micro-Pack 64 (BK)

Terminal Part Information

  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

HVAC Control Module C2

Pin

Wire Color

Circuit No.

Function

A1

PK

339

Ignition 1 Voltage

A2

GY

8

Instrument Panel Lamp Supply Voltage

A3

--

--

Not Used

A4

RD/WH

1540

Battery Positive Voltage

A5

BK

550

Ground

A6

L-GN

66

A/C Request Signal (C67)

A7

WH

193

Rear Defog Relay Control

A8

L-BU

292

Rear Defog Switch Signal

HVAC Control Module C3


Object Number: 62469  Size: CH

Connector Part Information

  • OEM: 12064998
  • Service: 15306189
  • Description: 8-Way F Metri-Pack 280 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

HVAC Control Module C3

Pin

Wire Color

Circuit No.

Function

A

D-GN

71

OFF Blower Motor Control

B

BK

550

Ground

C-D

--

--

Not Used

E

OG

52

Blower Motor High Control

F

L-BU

72

Medium 2 Blower Motor Control

G

TN

63

Blower Motor Medium  1 Control

H

YE

60

Blower Motor Low Control

Mode Actuator


Object Number: 280764  Size: CH

Connector Part Information

  • OEM: 12064993
  • Service: 12102485
  • Description: 6-Way F Micro-Pack 100 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Mode Actuator

Pin

Wire Color

Circuit No.

Function

5

PK

339

Ignition 1 Voltage

6

TN

2273

Mode Door Control

7

BK/WH

550

Ground

8

--

--

Not Available

9

L-GN

2275

Mode Position Signal

10

L-BU/BK

1688

5-Volt Reference - 2

Recirculation Actuator


Object Number: 704047  Size: CH

Connector Part Information

  • OEM: 12059110
  • Service: 88953271
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Recirculation Actuator

Pin

Wire Color

Circuit No.

Function

A

L-GN/BK

1647

Open Recirculation Door Control - B

B

PK/WH

1648

Close Recirculation Door Control - A