GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Entertainment/Communication Connector End Views
Connector 1: Radio (w/o UL5)
Connector 2: Speaker - Left Front (w/o UL5)
Connector 3: Speaker - Left Front Tweeter (ZQ2)
Connector 4: Speaker - Left Rear
Connector 5: Speaker - Right Front (w/o UL5)
Connector 6: Speaker - Right Front Tweeter (ZQ2)
Connector 7: Speaker - Right Rear

Radio (w/o UL5)
Object Number: 73156 Size: CH

Connector Part Information

  • OEM: 12110088
  • Service: 15306210
  • Description: 24-Way F Micro-Pack 100 Series (GY)

Terminal Part Information

  • Pins: A1, A8-A12, B1, B4, B8-B11
  • Terminal/Tray: 12146447/3
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)
  • Pins: B12
  • Terminal/Tray: 12146448/19
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)

Radio (w/o UL5)

Pin

Wire Color

Circuit No.

Function

A1

OG

1044

Radio Class 2 Serial Data

A2-A7

--

--

Not Used

A8

TN

201

Left Front Speaker Output (+)

A9

GY

118

Left Front Speaker Output (-)

A10

L-BU

115

Right Rear Speaker Output (-)

A11

D-BU

46

Right Rear Speaker Output (+)

A12

BK/WH

1451

Ground

B1

OG

1140

Battery Positive Voltage

B2-B3

--

--

Not Used

B4

GY

8

Instrument Panel Lamps Dimmer Switch Signal

B5-B7

--

--

Not Used

B8

BN

199

Left Rear Speaker Output (+)

B9

YE

116

Left Rear Speaker Output (-)

B10

D-GN

117

Right Front Speaker Output (-)

B11

L-GN

200

Right Front Speaker Output (+)

B12

PU/WH

1382

LED Dimming Signal

Speaker - Left Front (w/o UL5)
Object Number: 280768 Size: CH

Connector Part Information

  • OEM: 12052832
  • Service: 12101825
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 12064971/5
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Speaker - Left Front (w/o UL5)

Pin

Wire Color

Circuit No.

Function

A

GY

118

Left Front Speaker Output (-)

B

TN

201

Left Front Speaker Output (+)

Speaker - Left Front Tweeter (ZQ2)
Object Number: 766913 Size: CH

Connector Part Information

  • OEM: 12052833
  • Service: 12117275
  • Description: 2-Way M Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 12047581/2
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)

Speaker - Left Front Tweeter (ZQ2)

Pin

Wire Color

Circuit No.

Function

A

GY

118

Left Front Speaker Output (-)

B

TN

201

Left Front Speaker Output (+)

Speaker - Left Rear
Object Number: 280768 Size: CH

Connector Part Information

  • OEM: 12052832
  • Service: 12101825
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Speaker - Left Rear

Pin

Wire Color

Circuit No.

Function

A

YE

116

Left Rear Speaker Output (-)

B

BN

199

Left Rear Speaker Output (+)

Speaker - Right Front (w/o UL5)
Object Number: 280768 Size: CH

Connector Part Information

  • OEM: 12052832
  • Service: 12101825
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 12064971/5
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Speaker - Right Front (w/o UL5)

Pin

Wire Color

Circuit No.

Function

A

D-GN

117

Right Front Speaker Output (-)

B

L-GN

200

Right Front Speaker Output (+)

Speaker - Right Front Tweeter (ZQ2)
Object Number: 766913 Size: CH

Connector Part Information

  • OEM: 12052833
  • Service: 12117275
  • Description: 2-Way M Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 12047581/2
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)

Speaker - Right Front Tweeter (ZQ2)

Pin

Wire Color

Circuit No.

Function

A

D-GN

117

Right Front Speaker Output (-)

B

L-GN

200

Right Front Speaker Output (+)

Speaker - Right Rear
Object Number: 280768 Size: CH

Connector Part Information

  • OEM: 12052832
  • Service: 12101825
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Speaker - Right Rear

Pin

Wire Color

Circuit No.

Function

A

L-BU

115

Right Rear Speaker Output (-)

B

D-BU

46

Right Rear Speaker Output (+)