GM Service Manual Online
For 1990-2009 cars only
Table 1: Audio Amplifier - C1
Table 2: Audio Amplifier - C2
Table 3: Audio Amplifier - C3
Table 4: Radio
Table 5: Speaker - LF (Woofer)
Table 6: Speaker - LR
Table 7: Speaker - RF (Woofer)
Table 8: Speaker - RR
Table 9: Speaker - Subwoofer
Table 10: Speaker - LF (Tweeter)
Table 11: Speaker - RF (Tweeter)

Audio Amplifier - C1


Object Number: 1341501  Size: CH

Connector Part Information

    • 15336186
    • 15-Way 050 (WH)

Pin

Wire Color

Circuit No.

Function

1

BN

199

Left Rear Speaker Output (+)

2

D-BU

46

Right Rear Speaker Output (+)

3-5

--

--

Not Used

6

TN

201

Left Front Speaker Output (+)

7

L-GN

200

Right Front Speaker Output (+)

8

YE

116

Left Rear Speaker Output (-)

9

L-BU

115

Right Rear Speaker Output (-)

10

OG

360

Amplifier Control

11-12

--

--

Not Used

13

OG

1950

Amplifier Present Signal

14

GY

118

Left Front Speaker Output (-)

15

D-GN

117

Right Front Speaker Output (-)

Audio Amplifier - C2


Object Number: 831385  Size: CH

Connector Part Information

    • 15336184
    • 10-Way F (WH)

Pin

Wire Color

Circuit No.

Function

1

L-GN

200

Right Front Speaker Output (+)

2

TN

201

Left Front Speaker Output (+)

3

D-BU

46

Right Rear Speaker Output (+)

4

BN

199

Left Rear Speaker Output (+)

5

D-GN

117

Right Front Speaker Output (-)

6

GY

118

Left Front Speaker Output (-)

7

BK

450

Ground

8

BK

450

Ground

9

L-BU

115

Right Rear Speaker Output (-)

10

YE

116

Left Rear Speaker Output (-)

Audio Amplifier - C3


Object Number: 1341487  Size: CH

Connector Part Information

    • 15336191
    • 6-Way F (WH)

Pin

Wire Color

Circuit No.

Function

1

D-BU/WH

346

Left or Rear Subwoofer Speaker Output (+)

2

--

--

Not Used

3

L-GN/BK

1794

Left or Rear Subwoofer Speaker Output (-)

4

OG

1340

Battery Positive Voltage

5

OG

1340

Battery Positive Voltage

6

--

--

Not Used

Radio


Object Number: 73156  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1-A2

--

--

Not Used

A3

OG

360

Amplifier Control

A4-A7

--

--

Not Used

A8

BN

199

Left Rear Speaker Output (+)

A9

YE

116

Left Rear Speaker Output (-)

A10

D-GN

117

Right Front Speaker Output (-)

A11

L-GN

200

Right Front Speaker Output (+)

A12

BK

550

Ground

B1

OG

440

Battery Positive Voltage

B2

YE

43

Accessory Voltage

B3

--

--

Not Used

B4

GY

8

Instrument Panel Lamp Supply Voltage

B5

--

--

Not Used

B6

OG

1950

Amplifier Present Signal

B7

--

--

Not Used

B8

TN

201

Left Front Speaker Output (+)

B9

GY

118

Left Front Speaker Output (-)

B10

L-BU

115

Right Rear Speaker Output (-)

B11

D-BU

46

Right Rear Speaker Output (+)

B12

BN

9

Park Lamp Supply Voltage

Speaker - LF (Woofer)


Object Number: 1282875  Size: CH

Connector Part Information

    • 12196741
    • 2-Way F Receptacle 2.8 (BK)

Pin

Wire Color

Circuit No.

Function

1

GY

118

Left Front Speaker Output (-)

2

TN

201

Left Front Speaker Output (+)

Speaker - LR


Object Number: 1282875  Size: CH

Connector Part Information

    • 12196741
    • 2-Way F Receptacle 2.8 (BK)

Pin

Wire Color

Circuit No.

Function

1

YE

116

Left Rear Speaker Output (-)

2

BN

199

Left Rear Speaker Output (+)

Speaker - RF (Woofer)


Object Number: 1282875  Size: CH

Connector Part Information

    • 12186719
    • 2-Way F Receptacle 2.8 (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN

117

Right Front Speaker Output (-)

2

L-GN

200

Right Front Speaker Output (+)

Speaker - RR


Object Number: 1282875  Size: CH

Connector Part Information

    • 12186719
    • 2-Way F Receptacle 2.8 (BK)

Pin

Wire Color

Circuit No.

Function

1

L-BU

115

Right Rear Speaker Output (-)

2

D-BU

46

Right Rear Speaker Output (+)

Speaker - Subwoofer


Object Number: 280768  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

D-BU/WH

346

Left or Rear Subwoofer Speaker Output (+)

B

L-GN/BK

1794

Left or Rear Subwoofer Speaker Output (-)

Speaker - LF (Tweeter)


Object Number: 1282877  Size: CH

Connector Part Information

    • 15305566
    • 2-Way F (NA)

Pin

Wire Color

Circuit No.

Function

1

GY

118

Left Front Speaker Output (-)

2

TN

201

Left Front Speaker Output (+)

Speaker - RF (Tweeter)


Object Number: 1282877  Size: CH

Connector Part Information

    • 15305566
    • 2-Way F (NA)

Pin

Wire Color

Circuit No.

Function

1

D-GN

117

Right Front Speaker Output (-)

2

L-GN

200

Right Front Speaker Output (+)