GM Service Manual Online
For 1990-2009 cars only
Table 1: Radio
Table 2: Speaker - LF (Pickup)
Table 3: Speaker - LF (Utility)
Table 4: Speaker - LF Door
Table 5: Speaker - LR (2-Door Utility)
Table 6: Speaker - LR Door (4-Door Utility)
Table 7: Speaker - RF (Pickup)
Table 8: Speaker - RF
Table 9: Speaker - RF Door
Table 10: Speaker - RR (2-Door Utility)
Table 11: Speaker - RR Door (4-Door Utility)
Table 12: Steering Wheel Controls Switch - Left
Table 13: Steering Wheel Controls Switch - Right

Radio


Object Number: 73156  Size: CH

Connector Part Information

    • 12110088
    • 24-Way F Micro-Pack 100 Series (GRY)

Pin

Wire Color

Circuit Number

Function

A1

GRY

1036

Class 2 Serial Data (IPC)

A2 -A5

--

--

Not Used

A6

DK GRN

801

RAP Fuse Supply Voltage (Utility Only)

A7

DK BLU

1796

Steering Wheel Controls Signal (Utility Only)

A8

TAN

201

Left Front Speaker Output (+)

A9

GRY

118

Left Front Speaker Output (-)

A10

LT BLU

115

Right Rear Speaker Output (-)

A11

DK BLU

46

Right Rear Speaker Output (+)

A12

BLK

1050

Ground

B1

ORN

340

Battery Positive Voltage

B2

DK GRN

1301

RAP Fuse Supply Voltage

B3

--

--

Not Used

B4

GRY

1220

Instrument Panel Lamp Fuse Supply Voltage - 2

B5

BLK

1050

Ground

B6-B7

--

--

Not Used

B8

BRN

199

Left Rear Speaker Output (+)

B9

YEL

116

Left Rear Speaker Output (-)

B10

DK GRN

117

Right Front Speaker Output (-)

B11

LT GRN

200

Right Front Speaker Output (+)

B12

PPL/WHT

1382

LED Dimming Signal

Speaker - LF (Pickup)


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

118

Left Front Speaker Output (-)

B

TAN

201

Left Front Speaker Output (+)

Speaker - LF (Utility)


Object Number: 258301  Size: CH

Connector Part Information

    • 12064778
    • 2-Way M Metri-Pack 150 Series (GRN)

Pin

Wire Color

Circuit No.

Function

A

GRY

118

Left Front Speaker Output (-)

B

TAN

201

Left Front Speaker Output (+)

Speaker - LF Door


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

116

Left Rear Speaker Output (-) (w/ AU3/A31)

GRY

118

Left Front Speaker Output (-) (w/o AU3/A31)

B

BRN

199

Left Rear Speaker Output (+) (w AU3/A31)

TAN

201

Left Front Speaker Output (+) (w/o AU3/A31)

Speaker - LR (2-Door Utility)


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

116

Left Rear Speaker Output (-)

B

BRN

199

Left Rear Speaker Output (+)

Speaker - LR Door (4-Door Utility)


Object Number: 95782  Size: CH

Connector Part Information

    • 12052833
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

116

Left Rear Speaker Output (-)

B

BRN

199

Left Rear Speaker Output (+)

Speaker - RF (Pickup)


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

117

Right Front Speaker Output (-)

B

LT GRN

200

Right Front Speaker Output (+)

Speaker - RF


Object Number: 258301  Size: CH

Connector Part Information

    • 12064778
    • 2-Way M Metri-Pack 150 Series (GRN)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

117

Right Front Speaker Output (-)

B

LT GRN

200

Right Front Speaker Output (+)

Speaker - RF Door


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

115

Right Rear Speaker Output (-)

B

DK BLU

46

Right Rear Speaker Output (+)

Speaker - RR (2-Door Utility)


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

115

Right Rear Speaker Output (-)

B

DK BLU

46

Right Rear Speaker Output (+)

Speaker - RR Door (4-Door Utility)


Object Number: 95782  Size: CH

Connector Part Information

    • 12052833
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

116

Left Rear Speaker Output (-)

B

BRN

199

Left Rear Speaker Output (+)

Steering Wheel Controls Switch - Left


Object Number: 605502  Size: CH

Connector Part Information

    • 50579404
    • 4-Way Molex Connector (BLK)

Pin

Wire Color

Circuit No.

Function

1

WHT

--

Seek Up/Down Preset Feed

2

LT GRN

1011

Remote Radio Control Signal

3

GRY

949

Instrument Panel Lamp Supply Voltage

4

BLK

152

Ground

Steering Wheel Controls Switch - Right


Object Number: 605511  Size: CH

Connector Part Information

    • 50579405
    • 5-Way Molex Connector (BLK)

Pin

Wire Color

Circuit No.

Function

1

LT GRN

1011

Remote Radio Control Signal

2

BLK

152

Ground

3

GRY

949

Instrument Panel Lamp Supply Voltage

4

WHT

--

Volume Controls - Ground

5

YEL

43

Accessory Voltage