GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2001 🢒 Chevy C Cab/Chassis HD (GMT 400) 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Automatic Transmission Related Connector End Views
Table 1: Automatic Transmission Input Shaft Speed (AT ISS) Sensor Connector
Table 2: Automatic Transmission Output Shaft Speed (AT OSS) Sensor Connector
Table 3: Park/Neutral Position (PNP) Switch - C1
Table 4: Park/Neutral Position (PNP) Switch - C2

Automatic Transmission Input Shaft Speed (AT ISS) Sensor Connector


Object Number: 237066 Size: CH

Connector Part Information
    • 12162194
    • ASM 2F M/P 150.2 P2S SLD (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED/BLK

1230

Transmission Input Speed Sensor Signal Low

B

DK BLU/WHT

1231

Transmission Input Speed Sensor Signal High

Automatic Transmission Output Shaft Speed (AT OSS) Sensor Connector


Object Number: 237066 Size: CH

Connector Part Information
    • 12162194
    • ASM 2F M/P 150.2 P2S SLD (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

821

Transmission Output Speed Sensor Signal Low

B

LT GRN/BLK

822

Transmission Output Speed Sensor Signal High

Park/Neutral Position (PNP) Switch - C1


Object Number: 535900 Size: CH

Connector Part Information
    • 12129840
    • 7-Way F Metri-pack 150, 280 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

YEL

1737

PNP Switch Park/Neutral Signal

B

LT GRN

275

PNP Switch Park Signal

C

PNK

139

Ignition 1Voltage

D

BLK

150

Ground

E

PPL

806

Crank Voltage

F

LT GRN

24

Backup Lamp Supply Voltage

G

PPL/WHT

1035

Starter Relay Coil Supply Voltage

Park/Neutral Position (PNP) Switch - C2


Object Number: 535904 Size: CH

Connector Part Information
    • 12191757
    • 4-Way Metri-pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

771

Transmission Range Switch Signal A

B

GRY

773

Transmission Range Switch Signal C

C

WHT

776

Transmission Range Switch Signal P

D

YEL

772

Transmission Range Switch Signal B