GM Service Manual Online
For 1990-2009 cars only
Connector 1: Engine Coolant Level Switch
Connector 2: Engine Oil Pressure (EOP) Sensor
Connector 3: Instrument Panel Cluster (IPC)

Engine Coolant Level Switch


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

Engine Coolant Level Switch

Pin

Wire Color

Circuit No.

Function

A

L-GN

1478

Coolant Level Switch Signal

B

BK/WH

451

Ground

Engine Oil Pressure (EOP) Sensor


Object Number: 1664567  Size: CH

Connector Part Information

  • OEM: 15474881
  • Service: 88988620
  • Description: 4-Way F Metri-Pack 150 Series, Sealed (GY)

Terminal Part Information

  • Pins: A
  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Engine Oil Pressure (EOP) Sensor

Pin

Wire Color

Circuit No.

Function

A

TN/BK

231

Oil Pressure Switch Signal

B-D

--

--

Not Available

Instrument Panel Cluster (IPC)


Object Number: 1592685  Size: CH

Connector Part Information

  • OEM: 15429805
  • Service: 89047195
  • Description: 16-Way F (NA)

Terminal Part Information

  • Pins: 1-3, 10-12
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
  • Pins: 5, 6, 8, 9, 13, 14, 15, 16
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

Instrument Panel Cluster (IPC)

Pin

Wire Color

Circuit No.

Function

1

L-GN/WH

5060

Low Speed GMLAN Serial Data

2

PK/BK

5982

PRNDL B Signal (M82)

3

PU/WH

5981

PRNDL A Signal (M82)

4

--

--

Not Used

5

D-GN/WH

1358

DIC Switch Signal

6

BN/WH

419

MIL Control

7

--

--

Not Used

8

GY

8

Instrument Panel Lamp Supply Voltage

9

D-GN

5060

Low Speed GMLAN Serial Data

10

L-GN/WH

5984

PRNDL D Signal (M82)

11

PK

339

Ignition 1 Voltage

12

OG/BK

5983

PRNDL C Signal (M82)

13

RD/WH

1440

Battery Positive Voltage

14

D-GN

264

Security Indicator Supply Voltage

15

BK

1150

Ground

16

BK

550

Ground