GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Uplander Ext. 🢒 Body 🢒 Instrument Panel, Gages, and Console 🢒 Instrument Panel, Gages, and Console Connector End Views
Connector 1: Ambient Air Temperature Sensor (UH8 or UH9)
Connector 2: Engine Oil Pressure (EOP) Switch
Connector 3: Instrument Panel Cluster (IPC)

Ambient Air Temperature Sensor (UH8 or UH9)
Object Number: 635009 Size: CH

Connector Part Information

  • OEM: 12052641
  • Service: 12102747
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal: 12048074/Tray 2
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Ambient Air Temperature Sensor (UH8 or UH9)

Pin

Wire Color

Circuit No.

Function

A

L-GN/BK

735

Ambient Air Temperature Sensor Signal

B

YE

61

Low Reference

Engine Oil Pressure (EOP) Switch
Object Number: 516595 Size: CH

Connector Part Information

  • OEM: 12065299
  • Service: 12085500
  • Description: 1-Way F Metri-Pack 150 Series Sealed (L-GY)

Terminal Part Information

  • Terminal: 12048074/Tray 2
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Engine Oil Pressure (EOP) Switch

Pin

Wire Color

Circuit No.

Function

A

TN/BK

231

Oil Pressure Switch Signal

Instrument Panel Cluster (IPC)
Object Number: 845629 Size: CH

Connector Part Information

  • OEM: 15393409
  • Service: 88987996
  • Description: 26-Way F Lever Assisted (BK)

Terminal Part Information

  • Terminal: 638551-1/Tray 16
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 15315247/J-35616-64A

Instrument Panel Cluster (IPC)

Pin

Wire Color

Circuit No.

Function

1

BK/WH

1551

Ground

2

--

--

Not Used

3

L-GN/BK

735

Ambient Air Temperature Sensor Signal

4

BN/WH

419

MIL Control

5

--

--

Not Used

6

PK

849

Brake Fluid Level Sensor Signal

7

OG

1328

DIC Menu Signal

8

OG

1816

DIC Set/Reset Switch Signal

9

PK

893

DIC Info Down Signal

10

YE

1327

DIC Info Up Signal

11

--

--

Not Used

12

RD/WH

1040

Battery Positive Voltage

13

--

--

Not Used

14

GY

8

Instrument Panel Lamp Supply Voltage

15-20

--

--

Not Used

21

PU

5234

Passenger Seat Belt Indicator

22-24

--

--

Not Used

25

GY

1036

Class 2 Serial Data

26

YE

61

Low Reference