GM Service Manual Online
For 1990-2009 cars only
Table 1: Radio C1
Table 2: Radio C2
Table 3: Radio C3
Table 4: Amplifier
Table 5: CD Player

Radio C1


Object Number: 62435  Size: CH

Connector Part Information

    • 12047531
    • 10-Way F Micro-Pack (BLK)

Pin

Wire Color

Circuit No.

Function

1

GRY

118

Left front speaker return

2

TAN

201

Left front speaker feed

3

DK GRN

117

Right front speaker return

4

LT GRN

200

Right front speaker feed

5

BLK

650

Ground

6

BRN

9

Park lamp feed

7

GRY

8

I/P dimming input

8

PNK

314

Radio ON signal to power antenna (Pontiac)

9

YEL

43

Fused ignition feed

10

ORN

640

Fused battery feed

Radio C2


Object Number: 62467  Size: CH

Connector Part Information

    • 12064980
    • 9-Way F Micro-Pack (BLK)

Pin

Wire Color

Circuit No.

Function

9

Bare

514

Drain wire

10

DK GRN/WHT

368

Right audio signal

11

BRN/WHT

367

Left audio signal

12

BLK/WHT

372

Audio return

13

BLK

1051

Ground

14

DK GRN

853

System power control

Radio C3


Object Number: 62477  Size: CH

Connector Part Information

    • 1206-5785
    • 10 Way F Micro-Pack 100 Series (GRA)

Pin

Wire Color

Circuit No.

Function

14

DK BLU

1796

Steering wheel controls input (Pontiac)

16

DK GRN/WHT

817

Vehicle speed signal (Chevrolet)

17

LT BLU

115

Right rear speaker return

18

DK BLU

46

Right rear speaker feed

19

YEL

116

Left rear speaker return

20

BRN

199

Left rear speaker feed

Amplifier


Object Number: 73222  Size: CH

Connector Part Information

    • 12110115
    • 32-Way F Micro-Pack 100 Series (BLU)

Pin

Wire Color

Circuit No.

Function

E1

DK GRN

117

Right front speaker return

E2

GRY

118

Left front speaker return

E3

TAN

201

Left front speaker feed

E4

DK BLK

46

Right rear speaker feed

E5

LT BLU

115

Right rear speaker return

E6

YEL

116

Left rear speaker return

E7

BRN

199

Left rear speaker feed

E8

BLK

650

Ground

E9

BLK

650

Ground

E11

ORN

1040

Fused battery feed

E12

ORN

1040

Fused battery feed

E13

BLK

1856

Left rear speaker feed (Chevrolet)

E13

WHT

1959

Left rear speaker feed (Pontiac)

E14

YEL

1956

Left rear speaker return

E14

TAN

1859

Left rear speaker return

E15

DK BLU

1857

Left front speaker feed

E16

LT BLU

1957

Left front speaker return

F1

LT GRN

200

Right front speaker feed

F2

LT GRN

1852

Right rear speaker feed (Chevrolet)

F2

TAN

1855

Right rear speaker feed (Pontiac)

F3

PPL

1952

Right rear speaker return (Chevrolet)

F3

RED

1955

Right rear speaker return (Pontiac)

F4

LT BLU/BLK

315

Right rear speaker return

F5

DK GRN

1795

Right rear speaker feed

F6

DK GRN

1953

Right front speaker return

F7

ORN

1853

Right front speaker feed

F10

LT GRN/BLK

1794

Left rear speaker return

F11

DK BLU/WHT

346

Left rear speaker feed

F13

RED

1955

Right rear speek return (Chevrolet)

F13

GRY

1954

Right rear speaker feed (Pontiac)

F14

TAN

1855

Right rear speaker feed (Chevrolet)

F14

WHT

1854

Right rear speaker return (Pontiac)

F15

TAN

1859

Left rear speaker feed (Chevrolet)

F15

RED

1858

Left rear speaker feed (Pontiac)

F16

WHT

1959

Left rear speaker return (Chevrolet)

F16

PPL

1958

Left rear speaker return (Pontiac)

CD Player


Object Number: 62435  Size: CH

Connector Part Information

    • 12047531
    • 10-Way F Micro-Pack (BLK)

Pin

Wire Color

Circuit No.

Function

1

BRN/WHT

367

Left audio signal

2

GRN/WHT

368

Right audio signal

3

BLK/WHT

372

Audio return

5

ORN

1040

Fused battery feed

7

BLK

1051

Ground

10

DK GRN

835

System ON (Signal from radio)