GM Service Manual Online
For 1990-2009 cars only
Table 1: Audio Amplifier
Table 2: Radio
Table 3: Speaker - LF
Table 4: Speaker - LR
Table 5: Speaker - LR (UQ3)
Table 6: Speaker - RF
Table 7: Speaker -RR
Table 8: Speaker - RR (UQ3)

Audio Amplifier


Object Number: 73156  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1-A2

--

--

Not Used

A3

BRN

199

Left Rear Speaker Output (+)

A4

DK BLU

46

Right Rear Speaker Output (+)

A5-A6

--

--

Not Used

A7

DK BLU

46

Right Rear Speaker Output (+)

A8

BRN

199

Left Front Speaker Output (+)

A9

BLK

750

Ground

A10-A11

--

--

Not Used

A12

ORN

1040

Battery Positive Voltage

B1-B2

--

--

Not Used

B3

YEL

116

Left Rear Speaker Output (-)

B4

LT BLU

115

Right Rear Speaker Output (-)

B5-B6

--

--

Not Used

B7

LT BLU

115

Right Rear Speaker Output (-)

B8

YEL

116

Left Rear Speaker Output (-)

B9

DK BLU

/WHT

346

Left Subwoofer Speaker Output (+)

B10

LT GRN

/BLK

1794

Left Subwoofer Speaker Output (-)

B11

DK GRN

1795

Right Subwoofer Speaker Output (+)

B12

LT BLU

/BLK

315

Right Subwoofer Speaker Output (-)

Radio


Object Number: 73156  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1

PPL

1807

Class 2 Serial Data

A2-A7

--

--

Not Used

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/WHT

151

Ground

B1

ORN

1740

Battery Positive Voltage

B2-B3

--

--

Not Used

B4

GRY

8

Instrument Panel Lamp Supply Voltage-1

B5

BLK

250

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

BRN

9

Park Lamp Supply Voltage

Speaker - LF


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 - LR


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 (UQ3)


Object Number: 39660  Size: CH

Connector Part Information

    • 12047785
    • 4-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 (+)

C

LT GRN/

BLK

1794

Left Subwoofer Speaker Output (-)

D

DK BLU/

WHT

346

Left Subwoofer Speaker Output (+)

Speaker - RF


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 -RR


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 (UQ3)


Object Number: 39660  Size: CH

Connector Part Information

    • 12047785
    • 4-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 (+)

C

LT BLU/

BLK

315

Right Subwoofer Speaker Output (-)

D

DK GRN

1795

Right Subwoofer Speaker Output (+)