GM Service Manual Online
For 1990-2009 cars only
Table 1: A/C Compressor Clutch Coil
Table 2: A/C Refrigerant Pressure Sensor
Table 3: Ambient Air Temperature Gauge Sensor
Table 4: Blower Motor Control Module (w/RPO CJ2)
Table 5: Electric Actuator, Left (w/RPO CJ2)
Table 6: Electric Actuator, Right (w/RPO CJ2)
Table 7: Heater-A/C Control (w/RPO CJ2)
Table 8: Inside Air Temperature Sensor
Table 9: Sun Load Temperature Sensor (w/RPO CJ2)

A/C Compressor Clutch Coil


Object Number: 280759  Size: CH

Connector Part Information

    • 12162017
    • 2-Way F Metric-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

1050

Ground

B

DK GRN

59

A/C Compressor Clutch Solenoid Feed

A/C Refrigerant Pressure Sensor


Object Number: 258299  Size: CH

Connector Part Information

    • 12110192
    • 3-Way F Metric-Pack 150 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

2751

Sensor Return - A/C Pressure Sensor

B

GRY

474

Reference Voltage Feed - 5 Volts

C

RED/BLK

380

A/C Refrigerant

Ambient Air Temperature Gauge Sensor


Object Number: 35437  Size: CH

Connector Part Information

    • 12052141
    • 10-Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

735

Outside Ambient Temperature Sensor Signal

B

YEL

61

Outside Ambient Temperature Sensor Return

Blower Motor Control Module (w/RPO CJ2)


Object Number: 73229  Size: CH

Connector Part Information

    • 12129566
    • 4-Way F Metric-Pack 280 Series Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

B

ORN

40

Fused Battery Feed

C

GRY/BLK

754

Blower Speed Control Signal

D

--

--

Not Used

Electric Actuator, Left (w/RPO CJ2)


Object Number: 280764  Size: CH

Connector Part Information

    • 12064993
    • 6-Way F Mirco-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5

BRN

41

Fused Output - IGN 3

6

DK BLU

1199

Air Temperature Valve Motor Feed

7

YEL

61

Ambient Outside Temperature Sensor Return

8

--

--

Not Used

9

BRN/WHT

1218

Mode Valve Motor Feed - Upper

10

PNK/BLK

1217

5 Volts Reference

Electric Actuator, Right (w/RPO CJ2)


Object Number: 280764  Size: CH

Connector Part Information

    • 12064993
    • 6-Way F Mirco-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5

BRN

41

Fused Output - IGN 3

6

WHT/BLU

1236

Right Temperature Valve Motor Feed

7

YEL

61

Ambient Outside Temperature Sensor Return

8

--

--

Not Used

9

YEL

1791

Right Temperature Valve Position Sensor Signal

10

PNK/BLK

1217

5 Volts Reference

Heater-A/C Control (w/RPO CJ2)


Object Number: 524759  Size: CH

Connector Part Information

    • 12045470
    • 32-Way F Metric-Pack 100 Series (NAT)

Pin

Wire Color

Circuit No.

Function

C1

BLK

1450

Ground

C2

LT BLU/BLK

590

Sun Load Temperature Sensor Signal

C3

YEL

1791

Right Electric Actuator Feedback Signal

C4

--

--

Not Used

C5

BRN

41

Fused Ignition 3 Feed

C6

WHT/BLK

1236

Right Electric Actuator Motor Feed

C7

DK BLU

1199

Left Temperature Valve Motor Feed

C8

BRN/WHT

1218

Left Electric Actuator Motor Feed

C9

--

--

Not Used

C10

PNK/BLK

1217

5 Volt Reference

C11

GRY/BLK

754

Blower Speed Control Signal

C12

ORN

640

Fused Battery Feed

C13-C15

--

--

Not Used

C16

GRY

8

Instrument Panel Lamp Feed

D1

YEL

61

Electric Actuators and Sensors Return

D2

DK GRN

734

Inside Air Temperature Sensor Signal

D3

LT GRN/BLK

735

Ambient Air Temperature Sensor Signal

D4-D7

--

--

Not Used

D8

TAN

363

Recirculation Solenoid Control

D9

PPL

361

Heater-Defrost Solenoid Control

D10

RED

362

Heater Solenoid Control

D11

LT GRN/BLK

366

Defrost Solenoid Control

D12

WHT

1038

HVAC Serial Data (Class 2) Communication

D13

LT BLU

706

A/C Solenoid Control

D14

--

--

Not Used

D15

WHT

193

Rear Defogger - ON - Indicator - Relay Coil Feed

D16

--

--

Not Used

Inside Air Temperature Sensor


Object Number: 35455  Size: CH

Connector Part Information

    • 15304747
    • 2-Way M Metric-Pack 150 Series (RED)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

734

Inside Temperature Sensor Signal

B

BLK

61

Outside Ambient Temperature Sensor Return

Sun Load Temperature Sensor (w/RPO CJ2)


Object Number: 35441  Size: CH

Connector Part Information

    • 12047663
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/BLK

590

Solar Sensor Signal - Driver

B

YEL

61

Outside Ambient Temperature Sensor Return