GM Service Manual Online
For 1990-2009 cars only
Connector 1: Cellular Microphone (UE1, U3Q, U3R, U3U)
Connector 2: Vehicle Communication Interface Module (VCIM) C1 (UE1)
Connector 3: Vehicle Communication Interface Module (VCIM) C2 (UE1)
Connector 4: Vehicle Communication Interface Module (VCIM) C3 (UE1)

Cellular Microphone (UE1, U3Q, U3R, U3U)


Object Number: 35441  Size: CH

Connector Part Information

  • OEM: 12047663
  • Service: 12085481
  • 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)

Cellular Microphone (UE1, U3Q, U3R, U3U)

Pin

Wire Color

Circuit No.

Function

A

BK

1489

Drain Wire

B

GY/WH

655

Cellular Microphone Low Reference

Vehicle Communication Interface Module (VCIM) C1 (UE1)


Object Number: 814530  Size: CH

Connector Part Information

  • OEM: 917981-1
  • Service: 15306351
  • Description: 16-Way F .040/.070 Hybrid (WH)

Terminal Part Information

  • Pins: 1, 2, 3, 6, 10, 11, 12, 15, 7
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: Pins 1, 2, 3, 6, 10, 11, 12, 15 - J/J
  • Core/Insulation Crimp: Pins 7 - K/K
  • Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)

Vehicle Communication Interface Module (VCIM) C1 (UE1)

Pin

Wire Color

Circuit No.

Function

1

D-GN

5060

Low Speed GMLAN Serial Data

2

BN/WH

2517

Keypad Red LED Signal

3

YE/BK

2516

Keypad Green LED Signal

4-5

--

--

Not Used

6

L-GN/BK

2515

Keypad Supply Voltage

7

BK

550

Ground

8-9

--

--

Not Used

10

TN/BK

2500

High Speed GMLAN Serial Data Bus +

11

D-GN/WH

2514

Keypad Signal

12

TN

2501

High Speed GMLAN Serial Data Bus -

13-14

--

--

Not Used

15

PK/BN

2340

Battery Positive Voltage

16

--

--

Not Used

Vehicle Communication Interface Module (VCIM) C2 (UE1)


Object Number: 814532  Size: CH

Connector Part Information

  • OEM: 917975-1
  • Service: 88952886
  • Description: 12-Way F .040/.070 Hybrid (WH)

Terminal Part Information

  • Pins: 1, 2, 3, 4, 9, 8, 10
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: Pins 1, 2, 3, 4, 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 (UE1)

Pin

Wire Color

Circuit No.

Function

1

OG/BK

1406

Remote Playback Device Left Audio Signal

2

L-BU

1405

Remote Playback Device Audio Common Signal

3

TN/BK

2500

High Speed GMLAN Serial Data Bus +

4

TN

2501

High Speed GMLAN Serial Data Bus -

5-7

--

--

Not Used

8

BK/PK

814

Drain Wire

9

GY/WH

655

Cellular Microphone Signal

10

BK

1489

Drain Wire

11-12

--

--

Not Used

Vehicle Communication Interface Module (VCIM) C3 (UE1)


Object Number: 814531  Size: CH

Connector Part Information

  • OEM: 917983-2
  • Service: 88988722
  • Description: 16-Way M MKII Hybrid (BK)

Terminal Part Information

  • Pins: 2, 4, 5
  • Terminal/Tray: 175266-5/15
  • Core/Insulation Crimp: Pins 2, 4 - J/J
  • Core/Insulation Crimp: Pins 5 - K/K
  • Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)

Vehicle Communication Interface Module (VCIM) C3 (UE1)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

GY/BK

7043

Voice Recognition Audio Signal

3

--

--

Not Used

4

PK/BK

7044

Voice Recognition Audio Low Reference

5

BK/L-BU

813

Drain Wire

6-16

--

--

Not Used