GM Service Manual Online
For 1990-2009 cars only
Connector 1: Automatic Transmission Input Speed Sensor (AT ISS)
Connector 2: Automatic Transmission Output Speed Sensor (OSS)
Connector 3: Tow/Haul Switch, Column Wiring Harness Side
Connector 4: Transmission Range (TR) Switch Connector, Wiring Harness Side

Automatic Transmission Input Speed Sensor (AT ISS)


Object Number: 237066  Size: CH

Connector Part Information

  • OEM: 12162194
  • Service: --
  • Description: ASM 2-Way F Metri-Pack 150.2 Series P2S SLD (BK)

Automatic Transmission Input Speed Sensor (AT ISS)

Pin

Wire Color

Circuit No.

Function

A

RD/BK

1230

Transmission Input Speed Sensor Signal High

B

D-BU/WH

1231

Transmission Input Speed Sensor Signal Low

Automatic Transmission Output Speed Sensor (OSS)


Object Number: 237066  Size: CH

Connector Part Information

  • OEM: 12162194
  • Service: --
  • Description: ASM 2-Way F Metri-Pack 150.2 Series P2S SLD (BK)

Automatic Transmission Output Speed Sensor (OSS)

Pin

Wire Color

Circuit No.

Function

A

PU/WH

821

Transmission Output Speed Sensor Signal High

B

L-GN/BK

822

Transmission Output Speed Sensor Signal Low

Tow/Haul Switch, Column Wiring Harness Side


Object Number: 35441  Size: CH

Connector Part Information

  • OEM: 12047663
  • Service: --
  • Description: 2-Way M Metri-Pack 150 Series (BK)

Tow/Haul Switch, Column Wiring Harness Side

Pin

Wire Color

Circuit No.

Function

A

L-BU

553

Tow/Haul Switch Input

B

BK

1850

Tow/Haul Switch Ground

Transmission Range (TR) Switch Connector, Wiring Harness Side


Object Number: 901402  Size: CH

Connector Part Information

  • OEM: 15416722
  • Service: --
  • Description: ASM 12-Way F GT Mixed with Latch (GY)

Transmission Range (TR) Switch Connector, Wiring Harness Side

Pin

Wire Color

Circuit No.

Function

1

D-GN

1433

Clutch Start Switch Signal

2-3

--

--

Not Used

4

YE

772

Transmission Range Switch Signal B

5

BK/WH

771

Transmission Range Switch Signal A

6

GY

773

Transmission Range Switch Signal C

7

BK/WH

451

Ground

8

WH

776

Transmission Range Switch Signal P

9

L-GN

275

Park Neutral Position Switch Signal

10

GY

1524

Back-up Lamp Supply Voltage

11

PK

839

Ignition 1 Voltage

12

PK

639

Ignition 1 Voltage