GM Service Manual Online
For 1990-2009 cars only
Table 1: Automatic Transmission Control Module
Table 2: Automatic Transmission Shift Lever Position Indicator
Table 3: Park/Neutral Position (PNP) Switch Connector C1
Table 4: Park/Neutral Position (PNP) Switch Connector C2

Automatic Transmission Control Module


Object Number: 40422  Size: CH

Connector Part Information

    • 12064762
    • 6-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

1850

Ground

B

LT GRN/

BLK

584

A/T Shift Lock Control Switch Supply Voltage

C

YEL

1996

Remote Shift Selector Signal

D

GRY

1220

Instrument Panel Lamp Fuse Supply Voltage - 2

E

DK GRN/

WHT

1135

A/T Shift Lock Control Solenoid Supply Voltage

F

PNK

1020

Off/Run/Crank Voltage

Automatic Transmission Shift Lever Position Indicator


Object Number: 280768  Size: CH

Connector Part Information

    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

1220

Instrument Panel Lamp Fuse Supply Voltage - 2

B

BLK

1850

Ground

Park/Neutral Position (PNP) Switch Connector C1


Object Number: 535900  Size: CH

Connector Part Information

    • 12129840
    • 7-Way F Metri-Pack 150/280 Mixed Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

LT GRN

275

Park Neutral Position Switch Park Signal

C

PNK

839

Ignition 1 Voltage

D

BLK/WHT

451

Ground

E

PPL

806

Crank Voltage

F

GRY

1524

Backup Lamp Supply Voltage

G

PPL/WHT

1035

Starter Relay Coil Supply Voltage

Park/Neutral Position (PNP) Switch Connector C2


Object Number: 535904  Size: CH

Connector Part Information

    • 12191757
    • 4-Way F Metri-Pack 150 Series, Sealed (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