GM Service Manual Online
For 1990-2009 cars only
Table 1: Blower Motor Resistors (C60)
Table 2: Electric Actuator, Left (C60)
Table 3: Electric Actuator, Right
Table 4: Heater A/C Control (C60) C1
Table 5: Heater A/C Control (C60) C2
Table 6: Heater-A/C Control (C60) C3
Table 7: Vacuum/Electric Solenoid

Blower Motor Resistors (C60)


Object Number: 73146  Size: CH

Connector Part Information

    • 12052854
    • 7-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

63

Blower Switch Output - Medium 1

B

YEL

60

Blower Switch Output - 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 Output - High

G

ORN

40

Fused Battery Feed

Electric Actuator, Left (C60)


Object Number: 281207  Size: CH

Connector Part Information

    • 12040953
    • 6-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5-6

--

--

Not Used

7

BLK

150

Ground

8

LT BLU

733

Temperature Valve Position Signal

9

--

--

Not Used

10

BRN

541

Fused Ignition 3 Feed

Electric Actuator, Right


Object Number: 281207  Size: CH

Connector Part Information

    • 12040953
    • 6-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

5

BRN

541

Fused Ignition 3 Feed

6

WHT/BLK

1199

Right Temperature Valve Motor Feed

7

YEL

61

Sensor Return

8

--

--

Not Used

9

DK BLU

733

Right Temperature Valve Position Sensor Signal

10

LT BLU/BLK

1688

5 Volt Reference

Heater A/C Control (C60) C1


Object Number: 62469  Size: CH

Connector Part Information

    • 12064998
    • 8-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

119

Fan Off Input

B

BRN

41

Fused Igntion 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) C2


Object Number: 73151  Size: CH

Connector Part Information

    • 12064799
    • 12 Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

119

Fan Off Input

B

DK GRN/WHT

762

AC Request Signal

C

BRN

541

Fused Ignition 3 Feed

D

WHT

193

Rear Defogger ON Indicator-Relay Coil Feed

E

ORN

640

Fused Battery Feed

F

LT GRN

273

HVAC Control Signal-Defrost

G

LT BLU

733

Temperature Valve Position Signal

H

YEL

271

HVAC Control Signal-MAX

J

GRY

8

Interior Lamp Dim Signal

K

BLK

150

Ground

L

PPL

272

HVAC Control Signal-Fan Not Off

M

GRY/BLK

308

Park Lamp Switch Signal-Park Lamps On

Heater-A/C Control (C60) C3


Object Number: 38596  Size: CH

Connector Part Information

    • 12020557
    • 3 Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

273

HVAC Control Signal-Defrost

B

PPL

272

HVAC Control Signal-Fan Not Off

C

YEL

271

HVAC Control Signal-MAX

Vacuum/Electric Solenoid


Object Number: 40427  Size: CH

Connector Part Information

    • 12064978
    • 6 Way Micro-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

LT BLU

706

Recriculation Solenoid Control

5

TAN

363

A/C Solenoid Control

6

BRN

541

Fused Ignition 3 Feed