GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2004 🢒 Rendezvous - AWD 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Entertainment Connector End Views
Table 1: Audio Amplifier - C1 (UQ3)
Table 2: Audio Amplifier - C2 (UQ3)
Table 3: Digital Radio Receiver (U2K)
Table 4: Radio - C1
Table 5: Radio - C2 (UE1/UQ3)
Table 6: Rear Seat Audio Control (UQ3)
Table 7: Rear Seat Entertainment (RSE) Assembly (U32)
Table 8: Speaker - LF Door
Table 9: Speaker - LR Door
Table 10: Speaker - LR (Pontiac UQ3 Only)
Table 11: Speaker - LR Subwoofer (Buick UQ3)
Table 12: Speaker - RF Door
Table 13: Speaker - RR Door
Table 14: Speaker - RR (Pontiac UQ3 Only)
Table 15: Speaker - RR Subwoofer (Buick UQ3)
Table 16: Steering Wheel Controls - Left (U96 or UK3)
Table 17: Steering Wheel Controls - Right (U96or UK3)
Table 18: Tailgate Audio Controls (Pontiac W/UQ3)
Table 19: Tweeter - LF Door
Table 20: Tweeter - RF Door

Audio Amplifier - C1 (UQ3)


Object Number: 73158 Size: CH

Connector Part Information
    • 12110626
    • 8-Way F Metri-Pack 280 Series Flexlock (WHT)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

ORN

926

Amplifier Present Signal

C-D

--

--

Not Used

E

PPL

493

Rear Seat Audio Enable Signal

PPL

493

Rear Seat Audio Enable Signal (Buick)

F

PPL

927

Amplifier Control

G

ORN

2040

Battery Positive Voltage

H

BLK/WHT

351

Ground

Audio Amplifier - C2 (UQ3)


Object Number: 73156 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A1

LT GRN/BLK

1794

Left Rear Subwoofer Speaker Output (-)

A2

DK BLU/

WHT

346

Left Rear Subwoofer Speaker Output (+)

A3

LT BLU/BLK

315

Right Rear Subwoofer Speaker Output (-)

A4

DK GRN

1795

Right Rear Subwoofer Speaker Output (+)

A5

WHT

1959

Left Rear Midrange Speaker Output (-) (Pontiac)

YEL

1956

Left Front Tweeter Speaker Output (-) (Buick)

A6

TAN

1859

Left Rear Midrange Speaker Output (+) (Pontiac)

BLK

1856

Left Front Tweeter Speaker Output (+) (Buick)

A7

RED

1955

Right Rear Midrange Speaker Output (-) (Pontiac)

PPL

1952

Right Front Tweeter Speaker Output (-) (Buick)

A8

TAN

1855

Right Rear Midrange Speaker Output (+) (Pontiac)

LT GRN

1852

Right Front Tweeter Speaker Output (+) (Buick)

A9

DK BLU

46

Right Rear Speaker Output (+) (Pontiac)

LT GRN

200

Right Front Speaker Output (+) (Buick)

A10

LT BLU

115

Right Rear Speaker Output (-) (Pontiac)

DK GRN

117

Right Front Speaker Output (-) (Buick)

A11

BRN

199

Left Rear Speaker Output (+) (Pontiac)

TAN

201

Left Front Speaker Output (+) (Buick)

A12

YEL

116

Left Rear Speaker Output (-) (Pontiac)

GRY

118

Left Front Speaker Output (-) (Buick)

B1

BLK/WHT

1946

Right Rear Low Level Audio Signal (-) (Pontiac)

LT GRN

1948

Right Front Low Level Audio Signal (-) (Buick)

B2

DK BLU

546

Right Rear Low Level Audio Signal (+) (Pontiac)

LT GRN

512

Right Front Low Level Audio Signal (+) (Buick)

B3

BRN

1999

Left Rear Low Level Audio Signal (-) (Pontiac)

DK GRN

1947

Left Front Low Level Audio Signal (-) (Buick)

B4

BRN

599

Left Rear Low Level Audio Signal (+) (Pontiac)

TAN

511

Left Front Low Level Audio Signal (+) (Buick)

B5

LT GRN

1948

Right Front Low Level Audio Signal (-) (Pontiac)

BLK/WHT

1946

Right Rear Low Level Audio Signal (-) (Buick)

B6

LT GRN/BLK

512

Right Front Low Level Audio Signal (+) (Pontiac)

DK BLU

546

Right Rear Low Level Audio Signal (+) (Buick)

B7

DK GRN

1947

Left Front Low Level Audio Signal (-) (Pontiac)

BRN

1999

Left Rear Low Level Audio Signal (-) (Buick)

B8

TAN

511

Left Front Low Level Audio Signal (+) (Pontiac)

BLK/WHT

599

Left Rear Low Level Audio Signal (+) (Buick)

B9

LT GRN

200

Right Front Speaker Output (+) (Pontiac)

DK BLU

46

Right Rear Speaker Output (+) (Buick)

B10

DK GRN

117

Right Front Speaker Output (-) (Pontiac)

LT BLU

115

Right Rear Speaker Output (-) (Buick)

B11

TAN

201

Left Front Speaker Output (+) (Pontiac)

BRN

199

Left Rear Speaker Output (+) (Buick)

B12

GRY

118

Left Front Speaker Output (-) (Pontiac)

YEL

116

Left Rear Speaker Output (-) (Buick)

Digital Radio Receiver (U2K)


Object Number: 823325 Size: CH

Connector Part Information
    • 15394150
    • 16-Way F Metri-Pack (GRY)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

BRN/WHT

367

Remote Radio Left Audio Signal

3

DK GRN/WHT

368

Remote Radio Right Audio Signal

4-8

--

--

Not Used

9

BLK

351

Ground

10

BLK/WHT

372

Remote Radio Audio Output (-)

11

BARE

7814

Drain Wire

12-14

--

--

Not Used

15

TAN

9807

Class 2 Serial Data

16

ORN

3840

Battery Positive Voltage

Radio - C1


Object Number: 73156 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A1

ORN

1044

Radio Class 2 Serial Data

A2

--

--

Not Used

A3

PPL

493

Rear Seat Audio Enable Signal (UQ3)

A4-A5

--

--

Not Used

A6

PPL

1375

Remote Radio Control Supply Voltage

A7

DK BLU

1796

Steering Wheel Controls Signal

A8

TAN

201

Left Front Speaker Output (+) (w/o UQ3)

TAN

511

Left Front Low Level Audio Signal (+) (UQ3)

A9

GRY

118

Left Front Speaker Output (-) (w/o UQ3)

DK GRN

1947

Left Front Low Level Audio Signal (-) (UQ3)

A10

LT BLU

115

Right Rear Speaker Output (-) (w/o UQ3)

BLK

1946

Right Rear Low Level Audio Signal (-) (UQ3)

A11

DK BLU

46

Right Rear Speaker Output (+) (w/o UQ3)

DK BLU

546

Right Rear Low Level Audio Signal (+) (UQ3)

A12

BLK/WHT

351

Ground

B1

ORN

5640

Battery Positive Voltage

B2

--

--

Not Used

B3

PPL

927

Amplifier Control (UQ3)

B4

GRY

8

Instrument Panel Lamp Supply Voltage - 1

B5

BLK

1450

Ground

B6

ORN

926

Amplifier Present Signal (UQ3)

B7

LT GRN

1011

Remote Radio Control Signal (RSA)

B8

BRN

199

Left Rear Speaker Output (+) (w/o UQ3)

BRN/WHT

599

Left Rear Low Level Audio Signal (+) (UQ3)

B9

YEL

116

Left Rear Speaker Output (-) (w/o UQ3)

BRN

1999

Left Rear Low Level Audio Signal (-) (UQ3)

B10

DK GRN

117

Right Front Speaker Output (-) (w/o UQ3)

LT GRN

1948

Right Front Low Level Audio Signal (-) (UQ3)

B11

LT GRN

200

Right Front Speaker Output (+) (w/o UQ3)

LT GRN/BLK

512

Right Front Low Level Audio Signal (+) (UQ3)

B12

--

--

Not Used

Radio - C2 (UE1/UQ3)


Object Number: 73151 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A-B

--

--

Not Used

C

BARE

814

Drain Wire (U32)

D

--

--

Not Used

E

DK GRN

389

Vehicle Speed Signal

F-G

--

--

Not Used

H

DK GRN/WHT

368

Remote Radio Right Audio Signal

J

BRN/WHT

367

Remote Radio Left Audio Signal

K

BLK/WHT

372

Remote Radio Audio Output (-)

L

BLK/WHT

9372

Remote Radio Audio Output (-)

M

BRN/WHT

9367

Remote Radio Left Audio Signal

Rear Seat Audio Control (UQ3)


Object Number: 73152 Size: CH

Connector Part Information
    • 12110259
    • 16-Way F Micro-Pack 100 Series (GRN)

Pin

Wire Color

Circuit No.

Function

A1

BLK

1946

Right Rear Low Level Audio Signal (-)

A2

DK BLU

546

Right Rear Low Level Audio Signal (+)

A3

BRN

1999

Left Rear Low Level Audio Signal (-)

A4

BRN

599

Left Rear Low Level Audio Signal (+)

A5

LT GRN

1011

Remote Radio Control Signal

A6

GRY

8

Instrument Panel Lamp Supply Voltage

A7

--

--

Not Used

A8

PPL

1375

Remote Radio Control Supply Voltage

B1

LT BLU

115

Right Rear Speaker Output (-) (Base Radio)

B2

DK BLU

46

Right Rear Speaker Output (+) (Base Radio)

B3

YEL

116

Left Rear Speaker Output (-) (Base Radio)

B4

BRN

199

Left Rear Speaker Output (+) (Base Radio)

B5

PPL

493

Rear Seat Audio Enable Signal

B6

BLK

650

Ground

B7

--

--

Not Used

B8

BRN

9

Park Lamp Supply Voltage

Rear Seat Entertainment (RSE) Assembly (U32)


Object Number: 850857 Size: CH

Connector Part Information
    • 15341086
    • 12-Way F Multi-Lock Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

PNK

1045

VCM Class 2 Serial Data

3-4

--

--

Not Used

5

DK GRN/WHT

368

Remote Radio Right Audio Signal

6

BRN/WHT

367

Remote Radio Left Audio Signal

7

BLK/WHT

351

Ground

8

--

--

Not Used

9

ORN

4240

Battery Positive Voltage

10-11

--

--

Not Used

12

BLK/WHT

372

Remote Audio Output (-)

Speaker - LF Door


Object Number: 365973 Size: CH

Connector Part Information
    • 12186847
    • 2-Way F Metri-Pack 150 Series (WHT)

Pin

Wire Color

Circuit No.

Function

A

GRY

118

Left Front Speaker Output (-)

B

TAN

201

Left Front Speaker Output (+)

Speaker - LR 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 (-)

B

BRN

199

Left Rear Speaker Output (+)

Speaker - LR (Pontiac UQ3 Only)


Object Number: 130637 Size: CH

Connector Part Information
    • 12064760
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

1794

Left or Rear Subwoofer Speaker Output (-)

B

DK BLU/

WHT

346

Left Subwoofer Speaker Output (+)

C

WHT

1959

Left Rear Midrange Speaker Output (-)

D

TAN

1859

Left Rear Midrange Speaker Output (+)

Speaker - LR Subwoofer (Buick UQ3)


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 GRN/BLK

1794

Left Subwoofer Speaker Output (-)

B

DK BLU/WHT

346

Left Subwoofer Speaker Output (-)

Speaker - RF Door


Object Number: 365973 Size: CH

Connector Part Information
    • 12186847
    • 2-Way F Metri-Pack 150 Series (WHT)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

117

Right Front Speaker Output (-)

B

LT GRN

200

Right Front Speaker Output (+)

Speaker - RR 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 (Pontiac UQ3 Only)


Object Number: 130637 Size: CH

Connector Part Information
    • 12064760
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/BLK

315

Right Subwoofer Speaker Output (-)

B

DK GRN

1795

Right Subwoofer Speaker Output (+)

C

RED

1955

Right Rear Midrange Speaker Output (-)

D

TAN

1855

Right Rear Midrange Speaker Output (+)

Speaker - RR Subwoofer (Buick UQ3)


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/BLK

315

Right Subwoofer Speaker Output (-)

B

DK GRN

1795

Right Subwoofer Speaker Output (+)

Steering Wheel Controls - Left (U96 or UK3)


Object Number: 605511 Size: CH

Connector Part Information
    • 50579405
    • 5-Way F (BLK)

Pin

Wire Color

Circuit No.

Function

1

DK BLU

1796

Steering Wheel Controls Signal

2

--

--

Not Used

3

BLK

350

Ground

4

YEL/BLK

1458

Instrument Panel Lamp Supply Voltage - 4

5

DK BLU

1796

Steering Wheel Controls Signal

Steering Wheel Controls - Right (U96or UK3)


Object Number: 605507 Size: CH

Connector Part Information
    • 50579406
    • 6-Way F (BLK)

Pin

Wire Color

Circuit No.

Function

1

PPL

1375

Remote Radio Control Supply Voltage

2

DK BLU

1796

Steering Wheel Controls Signal

3

GRY/BLK

14

Instrument Panel Lamp Supply Voltage - 4

4

--

--

Not Used

5

BLK

350

Ground

6

DK BLU

1796

Steering Wheel Controls Signal

Tailgate Audio Controls (Pontiac W/UQ3)


Object Number: 287981 Size: CH

Connector Part Information
    • 12092162
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1375

Remote Radio Control Supply Voltage

B

--

--

Not Used

C

DK BLU

1796

Steering Wheel Controls Signal

D

--

--

Not Used

Tweeter - 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

GRY

118

Left Front Speaker Output (-)

B

TAN

201

Left Front Speaker Output (+)

Tweeter - 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

DK GRN

117

Right Front Speaker Output (-)

B

LT GRN

200

Right Front Speaker Output (+)