GM Service Manual Online
For 1990-2009 cars only
Connector 1: Cellular Microphone
Connector 2: OnStar Button Assembly
Connector 3: Vehicle Communication Interface Module (VCIM) - C1
Connector 4: Vehicle Communication Interface Module (VCIM) - C2

Cellular Microphone


Object Number: 82383  Size: CH

Connector Part Information

  • OEM: 12047662
  • Service: 12085535
  • 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

Cellular Microphone

Pin

Wire Color

Circuit No.

Function

A

BARE

514

Drain Wire

B

GY

655

Cellular Microphone Signal

OnStar Button Assembly


Object Number: 62439  Size: CH

Connector Part Information

  • OEM: 12047886
  • Service: 12101822
  • Description: 8-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

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

OnStar Button Assembly

Pin

Wire Color

Circuit No.

Function

A

L-GN/BK

2515

Keypad Supply Voltage

B

D-GN/WH

2514

Keypad Signal

C-D

--

--

Not Used

E

OG/BK

2518

Keypad Ground

F

YE/BK

2516

Keypad Green LED Signal

G

BN/WH

2517

Keypad Red LED Signal

H

--

--

Not Used

Vehicle Communication Interface Module (VCIM) - C1


Object Number: 697022  Size: CH

Connector Part Information

  • OEM: 917981-1
  • Service: 15306351
  • Description: 16-Way F 040II (WH)

Terminal Part Information

  • Pins: 2, 3, 5, 6, 7, 8, 11, 15, 16
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: Pins 2, 3, 5, 6, 11 - J/J
  • Core/Insulation Crimp: Pins 7, 8, 15, 16 - K/K
  • Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)

Vehicle Communication Interface Module (VCIM) - C1

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

BN/WH

2517

Keypad Red LED Signal

3

YE/BK

2516

Keypad Green LED Signal

4

--

--

Not Used

5

OG/BK

2518

Keypad Ground

6

L-GN/BK

2515

Keypad Supply Voltage

7

BK/WH

1851

Ground

8

BK/WH

1851

Ground

9-10

--

--

Not Used

11

D-GN/WH

2514

Keypad Signal

12-14

--

--

Not Used

15

OG

3240

Battery Positive Voltage

16

OG

3240

Battery Positive Voltage

Vehicle Communication Interface Module (VCIM) - C2


Object Number: 697023  Size: CH

Connector Part Information

  • OEM: 917975-1
  • Service: 88952886
  • Description: 12-Way F 040II (WH)

Terminal Part Information

  • Pins: 1, 2, 5, 9, 8, 10
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: Pins 1, 2, 5, 9 - J/J
  • Core/Insulation Crimp: Pins 8, 10 - K/K
  • Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)

Vehicle Communication Interface Module (VCIM) - C2

Pin

Wire Color

Circuit No.

Function

1

PK/BK

2062

Navigation Mono Audio Signal (+)

2

OG/BK

2061

Navigation Mono Audio Signal (-)

3-4

--

--

Not Used

5

YE

1127

Class 2 Serial Data

6-7

--

--

Not Used

8

BARE

1792

Drain Wire

9

GY

655

Cellular Microphone Signal

10

BARE

514

Drain Wire

11-12

--

--

Not Used