GM Service Manual Online
For 1990-2009 cars only
Table 1: Remote CD Changer C1 (W/UW5)
Table 2: Remote CD Changer C2 (W/UW5)
Table 3: Radio C1 (W/UW5 -- Navigation)
Table 4: Radio C2 (W/UW5 -- Navigation)

Remote CD Changer C1 (W/UW5)


Object Number: 535620  Size: CH

Connector Part Information

    • 90980-66189
    • WHT

Pin

Wire Color

Function

1

WH

Left Audio Output

2

BK

Right Audio Output

3

RD

Signal Ground

4

Braided

Drain Wire

Remote CD Changer C2 (W/UW5)


Object Number: 280764  Size: CH

Connector Part Information

    • 90980-64993
    • BLK

Pin

Wire Color

Function

5

BU/WH

B+

6

--

Not Used

7

WH/BK

Ground

8 -- 9

--

Not Used

10

BU

CD Changer Control Signal

Radio C1 (W/UW5 -- Navigation)


Object Number: 73156  Size: CH

Connector Part Information

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

Pin

Wire Color

Function

A1

BU

CD changer Control Signal

A2-A7

--

Not Used

A8

PK

Left Front Speaker Output (+)

A9

PU

Left Front Speaker Output (-)

A10

WH

Right Rear Speaker Output (-)

A11

RD

Right Rear Speaker Output (+)

A12

BN

Ground G202

B1

BU/WH

Battery Positive Voltage

B2

GY

Ignition Positive Voltage

B3

BK

Antenna Amplifier supply voltage

B4

GN

LCD Backlighting Control

B5

WH/BK

LCD Backlighting Dim ground

B6-B7

--

Not Used

B8

BK

Left Rear Speaker Output (+)

B9

YE

Left Rear Speaker Output (-)

B10

BU

Right Front Speaker Output (-)

B11

LT GN

Right Front Speaker Output (+)

B12

GN

Park Lamps Input

Radio C2 (W/UW5 -- Navigation)


Object Number: 73151  Size: CH

Connector Part Information

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

Pin

Wire Color

Function

A

--

Not Used

B

RD/BK

Backup/Reverse Signal

C

BARE

Drain Wire

D

--

Not Used

E

PU/WH

Vehicle Speed Signal

F -- G

--

Not Used

H

BK

Right Audio Input

J

WH

Left Audio Input

K

RD

Signal Ground

L -- M

--

Not Used