GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Century 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 HVAC Connector End Views
Table 1: A/C Compressor Clutch Coil
Table 2: A/C Refrigerent Pressure Sensor (VIN M)
Table 3: Blower Motor Resistor (C67)
Table 4: Electric Actuator, Left (C60/CJ3)
Table 5: Electric Actuator, Right (CJ3)
Table 6: Heater-A/C Control (C60/CJ3), C1
Table 7: Heater-A/C Control (C60/CJ3), C2
Table 8: Vacuum Electric Solenoid

A/C Compressor Clutch Coil


Object Number: 280759 Size: CH

Connector Part Information
    • 12162017
    • 2-Way F Metric-Pack 150 Series

Pin

Wire Color

Circuit No.

Function

A

BLK

1050

Ground

B

DK GRN

59

A/C Compressor Clutch Solenoid Feed

A/C Refrigerent Pressure Sensor (VIN M)


Object Number: 258299 Size: CH

Connector Part Information
    • 12110192
    • 3-Way F Metric-Pack 150 Series Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

2751

Ground

B

GRY

474

Reference Voltage Feed-5 Volts

C

RED/BLK

380

A/C Refrigerent

Blower Motor Resistor (C67)


Object Number: 73146 Size: CH

Connector Part Information
    • 12052854
    • 7-Way F Metric-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

63

Blower Switch Output Medium 1

B

YEL

60

Blower Switch Ouput-Low

C

PPL

73

Blower Switch Output Medium 3

D

LT BLU

72

Blower Switch Output Medium 2

E

BLK

150

Ground

F

ORN

52

Blower Switch Ouput-High

G

ORN

40

Fused Battery Feed

Electric Actuator, Left (C60/CJ3)


Object Number: 280764 Size: CH

Connector Part Information
    • 12064993
    • 6-Way F Micro-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

(Regal)

BLK

1450

Ground

7

(Century)

YEL

61

Outside Ambient Temperature Sensor Return

8

DK BLU

1199

Air Temperature Valve Motor Feed

9

BLK/WHT

1218

Mode Valve Motor Feed-Upper

10

(Regal)

BRN

41

Fused Ignition 3 Feed

10

(Century

PNK/BLK

1217

Compessor Motor Controller DC Current Feed Signal

Electric Actuator, Right (CJ3)


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

1450

Ground

8

WHT/BLK

1236

Air Temperature Valve Motor Feed-Passenger

9

--

--

Not Used

10

BRN

41

Fused Output-IGN 3

Heater-A/C Control (C60/CJ3), C1


Object Number: 62469 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

DK GRN

71

Blower Switch Output-OFF

B

BRN

141

Fused Igition 3 Feed

C

ORN

52

Blower Switch Output-High

D

--

--

Not Used

E

PPL

73

Blower Switch Output-Medium 3

F

LT BLU

72

Blower Switch Output-Medium 2

G

TAN

63

Blower Switch Output-Medium 1

H

YEL

60

Blower Switch Output-Low

Heater-A/C Control (C60/CJ3), C2


Object Number: 73151 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

DK GRN

71

Blower Switch Output-OFF

B

DK GRN/WHT

762

A/C Request Signal

C

BRN

41

Fuesd Ignition- 3 Feed

D

WHT

193

Rear Defogger ON Indicator -Relay Coil Feed

E

WHT/BLK

1236

RH Temperature Valve Motor Feed (CJ3 Only)

F

--

--

Not Used

G

DK BLU

1199

LH Temperature Valve Motor Feed

H

--

--

Not Used

J

GRY

8

Interior Lamp Dim Signal

K

BLK

1450

Ground

L

--

--

Not Used

M

YEL

32

Fused Interior Lamp Dim SIgnal

Vacuum Electric Solenoid


Object Number: 40427 Size: CH

Connector Part Information
    • 12064978
    • 6-Way F Metric-Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

1

LT GRN/BLK

366

Defrost Solenoid Control

2

RED

362

Heater Solenoid Control

3

PPL

361

Bi-Level Solenoid Control

4

TAN

363

A/C Solenoid Control

5

LT BLU

706

Recirclation Solenoid Control

6

BRN

41

Fused IGN 1 Feed